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CN-122024577-A - Dynamic simulation test device and method for thermal environment of high-temperature energy tunnel

CN122024577ACN 122024577 ACN122024577 ACN 122024577ACN-122024577-A

Abstract

The invention relates to the technical field of simulation tests, in particular to a device and a method for dynamically simulating the thermal environment of a high-temperature energy tunnel, which comprise a test box, wherein a centrifugal water pump is fixed on one side of the test box and comprises a detection box communicated with the test box, a plurality of groups of circulating pipes are movably arranged in the test box at equal intervals, one end of each group of circulating pipes is communicated with the detection box, a plurality of groups of circulating pipes are internally communicated with telescopic pipes, the invention aims to carry out energy tunnel comparison model experiments under different environment temperatures and different water inlet water temperature conditions, and the circulating pipe is spliced with the movable column, after the movable column is connected with the circulating pipe, the circulating pipe moves to drive the movable column to move, the movable column moves to drive the adjusting hand to move, and the adjusting hand moves to loosen soil or rock in the mud storage plate, so that the soil or rock on the mud storage plate can be freely controlled to loosen while the space between the circulating pipes is adjusted during working, and the labor intensity of staff is reduced.

Inventors

  • CUI HONGZHI
  • ZI JIQUAN
  • DING CHEN
  • XU YOULIANG
  • BAO XIAOHUA
  • CHU MAOCHENG
  • CHEN XIANGSHENG
  • ZHANG YANFENG
  • SHI JIAXIN

Assignees

  • 深圳大学
  • 中国水利水电第十四工程局有限公司

Dates

Publication Date
20260512
Application Date
20260226

Claims (10)

  1. 1. The utility model provides a high temperature energy tunnel thermal environment dynamic simulation test device, includes test box (1), its characterized in that, test box (1) one side is fixed with centrifugal water pump (2), centrifugal water pump (2) including detect box (21) with test box (1) intercommunication, inside equidistant activity of test box (1) is provided with multiunit circulating pipe (23), multiunit circulating pipe (23) one end and detect box (21) intercommunication, multiunit circulating pipe (23) inside intercommunication has flexible pipe (25), inside adjustment mechanism (3) that still is provided with of test box (1); The adjusting mechanism (3) comprises a threaded rod (33) rotating in the test box (1), one end of the threaded rod (33) is fixedly provided with a knob (31), a plurality of groups of movable sleeves (34) are arranged on the threaded rod (33) in a sliding mode, the interiors of the groups of movable sleeves (34) are all connected with the circulating pipe (23) in a penetrating mode, and a connecting mechanism (4) is movably arranged at the bottom of the test box (1); Coupling mechanism (4) are including storing up mud board (41) at the inside activity of test box (1) setting, store up mud board (41) internal activity and have multiunit movable column (49), multiunit movable column (49) one side all is connected with regulation hand (410), multiunit movable column (49) one side all is connected with inserts section of thick bamboo (47), insert the inside slip of section of thick bamboo (47) and have regulation post (45), it has first connecting piece (46) to run through on regulation post (45), first connecting piece (46) one side and circulating pipe (23) fixed connection, regulation post (45) one end is connected with movable block (44), test box (1) one side activity has regulating plate (42), movable block (44) are at the inside slip of regulating plate (42).
  2. 2. The dynamic simulation test device for the thermal environment of the high-temperature energy tunnel according to claim 1, wherein one end of the detection box (21) is provided with a water inlet pipe (22), one end of the water inlet pipe (22) is communicated with a circulating pipe (23), one end of the circulating pipe (23) is communicated with a water outlet pipe (26), one end of the water outlet pipe (26) is provided with a water bath temperature control box, and one end of the water bath temperature control box is communicated with the detection box (21).
  3. 3. The dynamic simulation test device for the thermal environment of the high-temperature energy tunnel according to claim 1, wherein a heating plate (24) is arranged inside the test box (1), and the heating plate (24) is electrically connected with the detection box (21).
  4. 4. The device for dynamically simulating the thermal environment of the high-temperature energy tunnel according to claim 1, wherein one end of the threaded rod (33) penetrates through the test box (1) and is connected with the knob (31), a number indicating disc (32) is movably arranged on the outer side of the knob (31), and scales are distributed on the number indicating disc (32) at equal intervals.
  5. 5. The dynamic simulation test device for the thermal environment of the high-temperature energy tunnel according to claim 1, wherein a plurality of groups of threads with different pitches are equidistantly arranged on the threaded rod (33), the threaded rod (33) is connected with a plurality of groups of movable sleeves (34) through ball nut pairs, and a plurality of groups of limiting pieces (35) are equidistantly arranged on the threaded rod (33).
  6. 6. The dynamic simulation test device for the thermal environment of the high-temperature energy tunnel according to claim 5, wherein a first limiting box (36) is fixed inside the test box (1), a plurality of groups of movable plates (37) are slidably arranged inside the first limiting box (36), one ends of the movable plates (37) are connected with fixed rods (38), and one ends of the fixed rods (38) are fixedly connected with the circulating pipe (23).
  7. 7. The dynamic simulation test device for the thermal environment of the high-temperature energy tunnel according to claim 1, wherein a second connecting piece (48) is fixed on one side of a plurality of groups of movable columns (49), one end of the second connecting piece (48) is connected with an inserting cylinder (47), one end, far away from the second connecting piece (48), of the inserting cylinder (47) is provided with a conical hole, and the adjusting column (45) moves inside the first connecting piece (46) and the second connecting piece (48).
  8. 8. The dynamic simulation test device for the thermal environment of the high-temperature energy tunnel according to claim 1, wherein a groove is formed in the test box (1), the adjusting plate (42) moves inside the groove, a sealing plate (43) is arranged on the outer side of the adjusting plate (42), the sealing plate (43) is made of heat insulation materials, a first limiting groove is formed in the adjusting plate (42), and the movable block (44) moves inside the first limiting groove.
  9. 9. The dynamic simulation test device for the thermal environment of the high-temperature energy tunnel according to claim 1, wherein two groups of second limiting boxes (411) are correspondingly arranged on two sides of the mud storage plate (41), second limiting grooves are formed in the two groups of second limiting boxes (411), movable discs (412) are arranged on two sides of the movable column (49), the movable discs (412) move inside the second limiting boxes (411), a sealing door (413) is arranged on one side of the test box (1), and the sealing door (413) is matched with the mud storage plate (41) in size.
  10. 10. The dynamic simulation test method for the thermal environment of the high-temperature tunnel is applied to the dynamic simulation test device for the thermal environment of the high-temperature energy tunnel according to any one of claims 1 to 9, and is characterized by comprising the following steps of. Firstly, filling soil or rock with different water contents and different thermophysical conditions into Chu Niban (41), compacting, and then adding the compacted soil or rock into a test box (1) through a sealing door (413); Step two, a heating plate (24) is controlled by a detection box (21) to heat the test box (1) to different temperatures, and tunnel environments under different temperature conditions are simulated; Step three, driving the circulating pipe (23) to move through the rotary knob (31), adjusting the interval of the circulating pipe (23), inputting cold water into the circulating pipe (23) through the water inlet pipe (22) at different intervals, guiding out the water circulating in the circulating pipe (23) through the water outlet pipe (26), and recording different cold water temperature guiding-in and hot water temperature guiding-out through the detection box (21); And step four, repeating the step one to the step three, filling soil or rock with different water contents and different thermal physical conditions into a test box (1), carrying out a water-through test, simulating the environmental working conditions of rock soil around an energy tunnel with different geological conditions, and carrying out a comparison water-through heat exchange test with different heat exchange pipeline intervals by controlling the environmental temperature of a high Wen Yan soil body with different setting conditions of a heating plate (24) or setting different water inlet water temperatures by means of a water bath temperature control box, wherein the energy tunnel comparison model test is carried out under different environmental temperatures and different water inlet water temperatures, or operators adjust pipeline intervals.

Description

Dynamic simulation test device and method for thermal environment of high-temperature energy tunnel Technical Field The invention relates to the technical field of simulation tests, in particular to a device and a method for dynamically simulating a thermal environment of a high-temperature energy tunnel. Background The traditional ground source heat pump system generally adopts vertical or horizontal buried pipes, a tunnel structure provides a natural buried pipe space for heat exchange, the technology utilizes heat exchange of a tunnel and a rock-soil body to realize building heating and refrigeration by embedding heat exchange pipelines in tunnel lining, inverted arches or surrounding rocks, research difficulties comprise heat transfer mechanisms under complex geological conditions, coupling performance of the tunnel structure and the heat exchange pipes and system energy efficiency optimization under dynamic heat load, and in addition, the current mountain deep buried high-temperature tunnel is more common, thereby bringing great threat to safety and health of site construction operators; When the existing tunnel thermal environment dynamic simulation test device is used, a worker is required to dynamically adjust experimental parameters such as different pipeline intervals manually, so that comparison experiments of different pipeline intervals are carried out, the worker is required to disassemble the device for many times and manually adjust the device, and the labor intensity of the worker is too high. Disclosure of Invention The invention aims to provide a dynamic simulation test device and a dynamic simulation test method for a thermal environment of a high-temperature energy tunnel, which are used for controlling the environmental temperature of a high Wen Yan soil body with different setting conditions of a heating plate or setting different water temperatures of a water inlet by means of a water bath temperature control box to perform a comparison model experiment under different environmental temperatures and different water temperatures of the water inlet, or adjusting the spacing of pipelines by an operator to perform a comparison water-through heat exchange test with different heat exchange pipeline spacing, and the operation personnel can adjust the spacing of the pipelines and reduce the labor intensity of the operator by inserting a circulating pipe into a movable column which is connected with the circulating pipe, and then moving the circulating pipe to drive the movable column to move, and moving the movable column to drive a regulating hand to move to loosen soil or rock in a mud storage plate. The invention provides a dynamic simulation test device for the thermal environment of a high-temperature energy tunnel, which comprises a test box, wherein a centrifugal water pump is fixed on one side of the test box, the centrifugal water pump comprises a detection box communicated with the test box, a plurality of groups of circulating pipes are movably arranged in the test box at equal intervals, one ends of the plurality of groups of circulating pipes are communicated with the detection box, a plurality of groups of circulating pipes are communicated with telescopic pipes, and an adjusting mechanism is further arranged in the test box; The adjusting mechanism comprises a threaded rod which rotates in the test box, one end of the threaded rod is fixed with a knob, a plurality of groups of movable sleeves are arranged on the threaded rod in a sliding mode, the interiors of the groups of movable sleeves are all in penetrating connection with the circulating pipe, and the bottom of the test box is movably provided with a connecting mechanism; The connection mechanism comprises a mud storage plate which is movably arranged in the test box, a plurality of groups of movable columns are movably arranged in the mud storage plate, one sides of the movable columns are connected with adjusting hands, a plurality of groups of movable columns are connected with an inserting cylinder, an adjusting column is arranged in the inserting cylinder in a sliding mode, a first connecting piece penetrates through the adjusting column, one side of the first connecting piece is fixedly connected with a circulating pipe, one end of the adjusting column is connected with a movable block, an adjusting plate is movably arranged on one side of the test box, and the movable block slides in the adjusting plate. Preferably, a water inlet pipe is arranged at one end of the detection box, one end of the water inlet pipe is communicated with the circulating pipe, one end of the circulating pipe is communicated with a water outlet pipe, a water bath temperature control box is arranged at one end of the water outlet pipe, and one end of the water bath temperature control box is communicated with the detection box. Preferably, a heating plate is arranged in the test box and is electrically connected with the detection box. Pref