CN107726439A - A kind of heating system using coal mine gob thermal source - Google Patents
A kind of heating system using coal mine gob thermal source Download PDFInfo
- Publication number
- CN107726439A CN107726439A CN201710826202.5A CN201710826202A CN107726439A CN 107726439 A CN107726439 A CN 107726439A CN 201710826202 A CN201710826202 A CN 201710826202A CN 107726439 A CN107726439 A CN 107726439A
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- China
- Prior art keywords
- goaf
- heat
- thermal source
- underground
- ground
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- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D15/00—Other domestic- or space-heating systems
- F24D15/04—Other domestic- or space-heating systems using heat pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1084—Arrangement or mounting of control or safety devices for air heating systems
- F24D19/1087—Arrangement or mounting of control or safety devices for air heating systems system using a heat pump
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B30/00—Heat pumps
- F25B30/06—Heat pumps characterised by the source of low potential heat
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/40—Geothermal heat-pumps
Abstract
The present invention relates to geothermal energy utilization technical field of heat pumps, specially a kind of heating system using coal mine gob thermal source, the present invention are made up of ground handling system, attemperater, pumping plant, insulation sump, automatic control system, goaf thermal source collecting system, cistern, cold water extraction processing system, underground drainage system.The swallet flow that the system is crossed by automatic control system to purified treatment in the heat-exchange device of goaf is adjusted, and by pumping plant from delivered downhole to ground, preheated device is converted into high-temperature-hot-water supply user and used low-temperature water heating.Present invention mounting arrangements during working face extraction, reduce goaf temperature, reduce oxidization of remained coal intensity.System extraction heat can be used for pitshaft antifreeze, and other productions of mining area and life, such as heating and bathing.The system can effectively utilize underground heat, reduce heat cost, reduce pollution, economize on resources, to reduce energy consumption, environmentally friendly beneficial effect notable.
Description
Technical field
The present invention relates to geothermal energy utilization technical field of heat pumps, specially a kind of heat supply system using coal mine gob thermal source
System.
Background technology
As coal demand gradually increases, coal mining intensity also gradually strengthens, and pit mining depth is continuously increased, ground
Warm constantly rise, high temperature country rock contain substantial amounts of available heat, and these heats are not influenceed by seasonal weather, with it not
Exhaust.The heat contained at present in high temperature country rock is all to be directly released into by return air in air, and substantial amounts of heat does not obtain profit
With causing the waste of resource.Because high temperature country rock discharges amount of heat and Residual coal in goaf oxidation release after working face extraction
Go out heat and cause goaf temperature rise, aggravate oxidization of remained coal intensity, easily cause heterogeneous goaf, give working face safety in production band
Carry out major hidden danger, ensureing safety in production process, preventing what goaf spontaneous combustion in goaf caused by temperature is too high from being invested
Time, human and material resources, financial resources are larger.China's coal-mine enterprise does not almost have to goaf thermal source using seldom at present.On the one hand,
In the winter time for Intake shaft antifreezing measures, coal mining enterprise can typically set up equipment heater and ensure the anti-of Intake shaft
Freeze and require, increase company investment cost.Other productions of another aspect ground winter mining area and life, such as heating and bathing.Though
Other productions of coal supply winter mining area and life so produced in coal mining enterprise by this ore deposit of burning are very convenient, but fire
Coal burning boiler efficiency is low, and operational administrative difficulty is big, not only consumes a large amount of coals and also results in environmental pollution, the people proposed with current China
Disagreed with natural harmony, reduce enterprise profit.
The content of the invention
The invention aims to solve the defects of above-mentioned existing construction equipment, i.e., substantial amounts of heat is not utilized,
The waste of resource is caused, increases company investment cost, operational administrative difficulty is big, not only consumes a large amount of coals and also results in environment dirt
Dye, with current China propose harmony between man and nature disagree, reduce enterprise profit the problems such as.Wish by means of AS energy
Enough realize effectively utilizes underground heat, reduces heat cost, reduces company investment cost, reduces pollution, economizes on resources, reduces energy
Consumption, environmental protection.
For solution, its technical problem is the present invention using technical scheme：
A kind of heating system using coal mine gob thermal source, it is characterised in that by ground handling system, attemperater,
Pumping plant, insulation sump, automatic control system, goaf thermal source collecting system, cistern, cold water extraction processing system, underground row
Water system forms；The ground handling system is arranged on the heat pump heat-supply device and heat pump preheating device on ground；The insulation water
Pipe is used to convey goaf thermal source collecting system backwater to the insulating tube on ground between being provided in ground handling System ＆ Pump Station
Road；The insulation sump is provided in the facility that underground is used to store goaf thermal source collecting system backwater；It is described to automatically control
System is provided on pipeline to be made up of by industry control temperature sensor, flow sensor, signal processing apparatus, electrically operated valve
The system of computer supervisory control system processed；The goaf thermal source collecting system is provided in the annular pipe laying in work face goaf
Heat exchanger；The cistern is provided in underground and is used for storing the swallet after purified processing；The cold water extraction processing
System is provided in underground and is used to extract the swallet in underground drainage system, and the facility of purified treatment swallet.
Further, the ground handling system is arranged on the heat pump heat-supply device and heat pump preheating device on ground, hot water from
The warm water pipe in underground is transported to ground handling system, low-temperature water heating is converted into high-temperature-hot-water by heat pump preheating device, most
User is supplied by heat pump heat-supply device afterwards to use.
Further, the ground handling system is arranged on the heat pump heat-supply device and heat pump preheating device on ground, hot water from
The warm water pipe in underground is transported to ground handling system, in the winter time in order to ensure the deicing requirements of Intake shaft, is supplied by heat pump
Thermal heats to the air intake of mine Intake shaft.
Further, the automatic control system is provided on pipeline by temperature sensor, flow sensor, signal transacting
Device, electrically operated valve composition set return water temperature value, utilize TEMP by the system of industrial control computer monitoring and controlling
Device is acquired to return water temperature, the temperature that is gathered by temperature sensor in automatic control system, flow sensor, flow
Signal controls the aperture of electrically operated valve regulation flow valve through signal processing means processes analysis, and cold water flow is adjusted,
It ensure that the backwater quality of hot water in the thermal source collecting system of goaf.
Further, the goaf thermal source collecting system is provided in the annular buried tube heat exchanger in work face goaf,
The mounting arrangements after working face extraction, by the circular heat exchanger being embedded in goaf, heat is absorbed from the rock of goaf, in advance
The cold swallet of circulation in hot circular heat exchanger, collection take and using goaf heat from heat source, reduce goaf temperature, reduce and lose
Oxidation of coal intensity, prevents heterogeneous goaf, has ensured working face safety production environment；Annular buried tube heat exchanger exchanges heat to increase
Efficiency, which is set, to be circularized and using the high material of heat exchange efficiency.
Further, the cold water extraction processing system is provided in the mine that underground is used to extract in underground drainage system and gushed
Water, and the facility of purified treatment swallet, swallet is extracted by cold water extraction processing unit, filled by purified treatment
Put to reach to live and be stored in using water quality standard in cistern.
The possessed compared with prior art beneficial effect of the present invention is：The system can effectively utilize goaf heat
Source, goaf temperature is reduced, reduce Residual coal in goaf oxidizing intensity, reduce coal mining enterprise to preventing the throwing of heterogeneous goaf measure
Provide cost；, can be by heat pump heat-supply device to mine Intake shaft in the winter time in order to ensure the deicing requirements of Intake shaft
Air intake is heated, and is also used for other productions of mining area and life, such as heating and bathing.Heat cost is reduced, enterprise is reduced and throws
Cost is provided, pollution is reduced, economizes on resources, reduces energy consumption, environmental protection.
Brief description of the drawings
Fig. 1 is the present invention in structural upright schematic diagram；
Fig. 2 is working face arrangement schematic perspective view of the present invention；
In figure：1st, ground handling system；2nd, attemperater；3rd, pumping plant；4th, it is incubated sump；5th, automatic control system；6th, adopt
Dead zone thermal source collecting system；7th, cistern；8th, cold water extraction processing system；9th, underground drainage system；10th, temperature sensor；11、
Flow sensor；12nd, signal processing apparatus forms；13rd, electrically operated valve a；14th, electrically operated valve b.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Fig. 1-2 is referred to, the present invention provides a kind of technical scheme：A kind of heating system using coal mine gob thermal source,
By ground handling system 1, attemperater 2, pumping plant 3, insulation sump 4, automatic control system 5, goaf thermal source collecting system 6,
Cistern 7, cold water extraction processing system 8, underground drainage system 9, temperature sensor 10, flow sensor 11, signal processing device
Put 12, electrically operated valve a 13, electrically operated valve b 14 is formed.
The ground handling system 1 is arranged on the heat pump heat-supply device and heat pump preheating device on ground；The attemperater 2
It is provided between ground handling system 1 and pumping plant 3 and is used to convey the backwater of goaf thermal source collecting system 6 to the insulating tube on ground
Road；The insulation sump 4 is provided in the facility that underground is used to store the backwater of goaf thermal source collecting system 6；The automatic control
System 5 processed is provided on pipeline by temperature sensor 10, flow sensor 11, signal processing apparatus 12, electrically operated valve 13,14
The system that composition passes through industrial control computer monitoring and controlling；The goaf thermal source collecting system 6 is provided in working face and adopted
Annular buried tube heat exchanger in dead zone；The cistern 7 is provided in underground and is used for storing the swallet after purified processing；
The cold water extraction processing system 8 is provided in underground and is used to extract the swallet in underground drainage system 9, and purification
Handle the facility of swallet.
Further, the ground handling system 1 is arranged on the heat pump heat-supply device and heat pump preheating device on ground, hot water from
The warm water pipe 2 in underground is transported to ground handling system 1, and low-temperature water heating is converted into high-temperature-hot-water by heat pump preheating device,
Finally by heat pump heat-supply device, supply user uses.
Further, the ground handling system 1 is arranged on the heat pump heat-supply device and heat pump preheating device on ground, hot water from
The warm water pipe 2 in underground is transported to ground handling system 1, in the winter time in order to ensure the deicing requirements of Intake shaft, passes through heat pump
Heating plant heats to the air intake of mine Intake shaft.
Further, the automatic control system 5 is provided on pipeline by temperature sensor 10, flow sensor 11, letter
Number processing unit 12, the composition of electrically operated valve 13,14 set return water temperature by the system of industrial control computer monitoring and controlling
Value, is acquired using temperature sensor 10 to return water temperature, is passed by temperature sensor 10, flow in automatic control system 5
The temperature of the collection of sensor 11, the signal of flow control the regulation stream of electrically operated valve 13,14 through the Treatment Analysis of signal processing apparatus 12
The aperture of valve is measured, cold water flow is adjusted, ensure that the backwater quality of hot water in goaf thermal source collecting system 6.
Further, the goaf thermal source collecting system 6 is provided in the annular buried tube heat exchanger in work face goaf,
The mounting arrangements after working face extraction, by the circular heat exchanger being embedded in goaf, heat is absorbed from the rock of goaf, in advance
The cold swallet of circulation in hot circular heat exchanger, collection take and using goaf heat from heat source, reduce goaf temperature, reduce and lose
Oxidation of coal intensity, prevents heterogeneous goaf, has ensured working face safety production environment；Annular buried tube heat exchanger exchanges heat to increase
Efficiency, which is set, to be circularized and using the high material of heat exchange efficiency.
Further, the cold water extraction processing system 8 is provided in underground and is used to extract the mine in underground drainage system 9
Water burst, and the facility of purified treatment swallet, swallet is extracted by cold water extraction processing unit, by purified treatment
Device is reached life and is stored in using water quality standard in cistern.
Operation principle：The present invention mounting arrangements, the system after working face extraction are extracted by cold water extraction processing system 8
Swallet, reach life by purified treatment and be stored in using water quality standard in cistern 7, temperature passes in automatic control system 5
Sensor 10, the temperature of the collection of flow sensor 11, the signal of flow are transferred to signal processing apparatus 12 to control electronic motor-driven valve
The aperture of door 13,14, cold water flow is adjusted, and sets the return water temperature minimum of goaf thermal source collecting system 6 first
For T0, it is T when goaf 6 return water temperatures of thermal source collecting system are relatively low0>T1, temperature sensor 10 detects temperature signal, will
Signal passes to signal processing apparatus 12 to control the aperture of electronic electrically operated valve 13,14, reduces circling water flow rate, ensures mined out
The backwater quality of hot water in area's thermal source collecting system 6, it is T when return water temperature raises in goaf thermal source collecting system 60<T2,
Temperature sensor 10 detects temperature signal, and signal is passed into signal processing apparatus 12 to control electronic electrically operated valve 13,14
Aperture, increase circling water flow rate；Hot water is stored in insulation sump 4 and is transported to ground work from the warm water pipe 2 in underground by pumping plant 3
Make system 1；Low-temperature water heating is converted into by high-temperature-hot-water by heat pump preheating device, supplying user by heat pump heat-supply device makes
With, it is antifreeze for pitshaft, it is also used for other productions of mining area and life, such as heating and bathing.Although have been shown and retouch
Embodiments of the invention are stated, for the ordinary skill in the art, it is possible to understand that do not departing from the principle of the present invention
A variety of change, modification, replacement and modification can be carried out to these embodiments, the scope of the present invention is by appended with the case of spirit
Claim and its equivalent limit.
Claims (6)
1. a kind of heating system using coal mine gob thermal source, it is characterised in that by ground handling system, attemperater, pump
Stand, be incubated sump, automatic control system, goaf thermal source collecting system, cistern, cold water extraction processing system, drainage underground
System forms；The ground handling system is arranged on the heat pump heat-supply device and heat pump preheating device on ground；The attemperater
It is provided between ground handling System ＆ Pump Station for conveying goaf thermal source collecting system backwater to the thermo-insulating pipe line on ground；
The insulation sump is provided in the facility that underground is used to store goaf thermal source collecting system backwater；The automatic control system
It is provided on pipeline to be made up of temperature sensor, flow sensor, signal processing apparatus, electrically operated valve and passes through Industry Control meter
The system of calculation machine monitoring and controlling；The goaf thermal source collecting system is provided in the annular imbedded pipe heat-exchanging in work face goaf
Device；The cistern is provided in underground and is used for storing the swallet after purified processing；The cold water extraction processing system
Underground is provided in be used to extract the swallet in underground drainage system, and the facility of purified treatment swallet.
A kind of 2. heating system using coal mine gob thermal source as claimed in claim 1, it is characterised in that：The ground work
The heat pump heat-supply device and heat pump preheating device on ground are arranged on as system, hot water is transported to ground work from the warm water pipe in underground
Make system, low-temperature water heating is converted into by high-temperature-hot-water by heat pump preheating device, user is supplied finally by heat pump heat-supply device
Use.
A kind of 3. heating system using coal mine gob thermal source as claimed in claim 1, it is characterised in that：The ground work
The heat pump heat-supply device and heat pump preheating device on ground are arranged on as system, hot water is transported to ground work from the warm water pipe in underground
Make system, in the winter time in order to ensure the deicing requirements of Intake shaft, the air intake by heat pump heat-supply device to mine Intake shaft
Heated.
A kind of 4. heating system using coal mine gob thermal source as claimed in claim 1, it is characterised in that：The automatic control
System processed, which is provided on pipeline to be made up of temperature sensor, flow sensor, signal processing apparatus, electrically operated valve, passes through industry
The system of control computer monitoring and controlling, return water temperature value is set, return water temperature is acquired using temperature sensor, passed through
Temperature sensor, the temperature of flow sensor collection, the signal of flow are through signal processing means processes point in automatic control system
Analyse to control the aperture of electrically operated valve regulation flow valve, cold water flow is adjusted, ensure that goaf thermal source collecting system
The backwater quality of middle hot water.
A kind of 5. heating system using coal mine gob thermal source as claimed in claim 1, it is characterised in that：The goaf
Thermal source collecting system is provided in the annular buried tube heat exchanger in work face goaf, the mounting arrangements after working face extraction, leads to
The circular heat exchanger being embedded in goaf is crossed, heat, the cold ore deposit circulated in preheating circular heat exchanger are absorbed from the rock of goaf
Well kick water, collection take and using goaf heat from heat source, reduce goaf temperature, reduce oxidization of remained coal intensity, prevent goaf certainly
Combustion, has ensured working face safety production environment；Annular buried tube heat exchanger sets to increase heat exchange efficiency and circularized and using changing
The high material of the thermal efficiency.
A kind of 6. heating system using coal mine gob thermal source as claimed in claim 1, it is characterised in that：The cold water carries
Take processing system to be provided in underground and be used to extracting swallet in underground drainage system, and purified treatment swallet
Facility, swallet is extracted by cold water extraction processing unit, reach life by purifying processing device is stored using water quality standard
In cistern.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710826202.5A CN107726439A (en) | 2017-09-14 | 2017-09-14 | A kind of heating system using coal mine gob thermal source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710826202.5A CN107726439A (en) | 2017-09-14 | 2017-09-14 | A kind of heating system using coal mine gob thermal source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107726439A true CN107726439A (en) | 2018-02-23 |
Family
ID=61206211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710826202.5A Pending CN107726439A (en) | 2017-09-14 | 2017-09-14 | A kind of heating system using coal mine gob thermal source |
Country Status (1)
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108459642A (en) * | 2018-03-09 | 2018-08-28 | 浙江海莱芙电子科技有限公司 | A kind of antifreezing of underground mine heating intelligent air supply air system |
| CN109339788A (en) * | 2018-11-15 | 2019-02-15 | 杨昌玮 | A method of control underground coal spontaneous combustion simultaneously develops and uses |
| CN109915194A (en) * | 2019-03-27 | 2019-06-21 | 东北大学 | A kind of mine air inlet pre-heating system and method suitable for High-cold regions mine |
| CN109944631A (en) * | 2019-03-25 | 2019-06-28 | 中国科学院武汉岩土力学研究所 | A kind of goaf Safe disposal method and system |
| CN110410131A (en) * | 2019-08-01 | 2019-11-05 | 河北工程大学 | A kind of underground thermal pollution to administer and utilization system |
| CN111238084A (en) * | 2020-01-08 | 2020-06-05 | 中国矿业大学(北京) | Closed energy storage circulating device and circulating system for abandoned mine |
| CN111811165A (en) * | 2020-06-19 | 2020-10-23 | 山东省鲁南地质工程勘察院(山东省地勘局第二地质大队) | Coal mining closed pit mine geothermal energy buried pipe heat supply and refrigeration system |
| CN111911159A (en) * | 2020-09-04 | 2020-11-10 | 山东科技大学 | Deep coal seam mining goaf filling geothermal mining method |
| CN112031774A (en) * | 2020-09-04 | 2020-12-04 | 山东科技大学 | Deep coal seam goaf buried pipe heat extraction method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108459642A (en) * | 2018-03-09 | 2018-08-28 | 浙江海莱芙电子科技有限公司 | A kind of antifreezing of underground mine heating intelligent air supply air system |
| CN109339788A (en) * | 2018-11-15 | 2019-02-15 | 杨昌玮 | A method of control underground coal spontaneous combustion simultaneously develops and uses |
| CN109339788B (en) * | 2018-11-15 | 2020-03-10 | 杨昌玮 | Method for controlling spontaneous combustion of underground coal and developing and utilizing underground coal |
| CN109944631A (en) * | 2019-03-25 | 2019-06-28 | 中国科学院武汉岩土力学研究所 | A kind of goaf Safe disposal method and system |
| CN109915194A (en) * | 2019-03-27 | 2019-06-21 | 东北大学 | A kind of mine air inlet pre-heating system and method suitable for High-cold regions mine |
| CN110410131A (en) * | 2019-08-01 | 2019-11-05 | 河北工程大学 | A kind of underground thermal pollution to administer and utilization system |
| CN111238084A (en) * | 2020-01-08 | 2020-06-05 | 中国矿业大学(北京) | Closed energy storage circulating device and circulating system for abandoned mine |
| CN111811165A (en) * | 2020-06-19 | 2020-10-23 | 山东省鲁南地质工程勘察院(山东省地勘局第二地质大队) | Coal mining closed pit mine geothermal energy buried pipe heat supply and refrigeration system |
| CN111811165B (en) * | 2020-06-19 | 2021-10-19 | 山东省鲁南地质工程勘察院(山东省地勘局第二地质大队) | Coal mining closed pit mine geothermal energy buried pipe heat supply and refrigeration system |
| CN111911159A (en) * | 2020-09-04 | 2020-11-10 | 山东科技大学 | Deep coal seam mining goaf filling geothermal mining method |
| CN112031774A (en) * | 2020-09-04 | 2020-12-04 | 山东科技大学 | Deep coal seam goaf buried pipe heat extraction method |
| CN111911159B (en) * | 2020-09-04 | 2022-01-11 | 山东科技大学 | Deep coal seam mining goaf filling geothermal mining method |
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