CN220932393U - Separated heat pipe detection device - Google Patents

Separated heat pipe detection device Download PDF

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Publication number
CN220932393U
CN220932393U CN202322628491.1U CN202322628491U CN220932393U CN 220932393 U CN220932393 U CN 220932393U CN 202322628491 U CN202322628491 U CN 202322628491U CN 220932393 U CN220932393 U CN 220932393U
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section
heat pipe
evaporation
condensing
assembly
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CN202322628491.1U
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赵高峰
李侃
黄水清
续颖
何嘉伟
李镒如
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China Nuclear Seventh Research And Design Institute Co ltd
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China Nuclear Seventh Research And Design Institute Co ltd
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Abstract

The utility model relates to the technical field of heat pipe exchangers, in particular to a separated heat pipe detection device, which comprises a condensation section detection assembly, an evaporation section detection assembly, a hot water tank assembly, a cooling water assembly, a rising pipe and a falling pipe, wherein the condensation section detection assembly is positioned above an evaporation section detection air duct; the condensing section detection assembly comprises a condensing section detection air duct, a separated heat pipe condensing section and a condensing side exhaust section, and the cooling water assembly is communicated with the evaporative cooling section; the evaporation section detection assembly comprises an evaporation section detection air duct, an air heating section, a separated heat pipe evaporation section and an evaporation side exhaust section, and the hot water tank assembly is communicated with the separated heat pipe evaporation section; the ascending pipe and the descending pipe are communicated with the separated heat pipe condensation section and the separated heat pipe evaporation section. The separated heat pipe detection device provided by the utility model can be used for improving the simulation effect of the indoor environment and the outdoor environment and realizing experimental study on the heat exchange condition of the condensation side.

Description

Separated heat pipe detection device
Technical Field
The utility model relates to the technical field of heat pipe exchangers, in particular to a separated heat pipe detection device.
Background
The separated heat pipe is one kind of efficient heat transferring element developed on the basis of conventional heat pipe heat exchanger and features that the evaporating section and the condensing section are separately arranged and connected via vapor ascending pipe and liquid descending pipe to form one circulating loop. Compared with the integral heat pipe, the split heat pipe can flexibly arrange the evaporation section and the condensation section according to the actual condition of the site, and can avoid carrying limit. Based on the advantages, the separated heat pipe is widely applied to the fields of industrial waste heat recovery, air conditioning ventilation, solar heat utilization, electronic cooling systems and the like.
With the rise of the split heat pipe technology, a plurality of scholars at home and abroad research on the flow and heat transfer characteristics of the split heat pipe, including experimental research and numerical simulation research, wherein the experimental research is the most dominant means. The development of experimental study requires the construction of a separate heat pipe detection device, which simulates the indoor ambient temperature on the evaporation side and the outdoor ambient temperature on the condensation side.
The existing separated heat pipe detection device generally adopts electric heating, steam heating and high-frequency induction heating for simulating the indoor environment temperature of the evaporation side chamber. The electric heating is to heat air before the electric heater is arranged at the air inlet of the evaporation section, and the single-phase fluid heating is to heat the evaporation section through high-temperature liquid or gaseous fluid in a heat convection mode and a heat conduction mode, wherein the two modes are easy to cause the phenomenon of local high temperature and uneven heating of the evaporation section; the steam heating is to heat the evaporation section by using external saturated steam, and the mode needs an additional saturated steam generating device, so that the steam heating is complex; the high-frequency induction heating adopts an induction coil with high-frequency electricity to generate eddy current to heat the evaporation section in a non-contact way, and the mode can generate electromagnetic induction leakage to influence the temperature sensor.
The existing separated heat pipe detection device generally adopts a method of directly utilizing the outdoor environment in experiments or utilizing a water chilling unit to provide cold water to simulate the outdoor environment temperature of the condensation side, and the condensation end is completely immersed in a constant-temperature cold water tank. The former is greatly influenced by the outdoor environment and cannot simulate a certain appointed outdoor environment working condition; the latter device is comparatively complicated, and because the condensation end submerges in constant temperature water tank entirely, can't connect the tuber pipe, can not go on to the heat transfer condition of condensation side.
Disclosure of utility model
In order to solve the problems in the background art, the utility model provides a separated heat pipe detection device, which can improve the simulation effect of indoor environment and outdoor environment and can realize experimental study on the heat exchange condition of a condensing side.
The utility model adopts the following technical scheme:
A separated heat pipe detection device comprises a condensation section detection assembly, an evaporation section detection assembly, a hot water tank assembly, a cooling water assembly, a rising pipe and a falling pipe, wherein the condensation section detection assembly is positioned above an evaporation section detection air duct; the condensing section detection assembly comprises a condensing section detection air duct, an evaporative cooling section, a separated heat pipe condensing section and a condensing side exhaust section which are sequentially arranged in the condensing section detection air duct along the air flow direction, and the cooling water assembly is communicated with the evaporative cooling section; the evaporation section detection assembly comprises an evaporation section detection air channel, an air heating section, a separated heat pipe evaporation section and an evaporation side exhaust section which are sequentially arranged in the evaporation section detection air channel along the air flow direction, and the hot water tank assembly is communicated with the separated heat pipe evaporation section; the ascending pipe and the descending pipe are communicated with the separated heat pipe condensation section and the separated heat pipe evaporation section.
Further, the evaporative cooling section comprises a wet film, a spray row and a cooling water supplementing valve, two ends of the wet film are fixedly connected with the inner wall of the detection air duct of the condensing section, the installation direction of the wet film is perpendicular to the air flow direction, the spray row is installed on the inner wall of the top of the detection air duct of the condensing section, and the cooling water component is connected with the spray row after being connected with the cooling water supplementing valve in series through a pipeline.
Further, the evaporative cooling section also comprises a water collecting disc arranged on the inner wall of the bottom of the detection air duct of the condensing section and a water suction pump arranged in the water collecting disc, and the water suction pump is communicated to the cooling water assembly.
Further, the condensing side exhaust section comprises a condensing side fan and a condensing air duct exhaust outlet, and the condensing side fan sends air in the condensing section detection air duct out of the condensing air duct exhaust outlet.
Further, the air heating section comprises a hot water coil pipe arranged in the evaporation section detection air duct, and the hot water coil pipe is communicated with the hot water tank assembly to form a thermal cycle.
Further, the hot water tank assembly comprises an electric heating water tank, a water outlet pipe, a water inlet pipe, a hot water supplementing valve, a heating circulating pump and an adjusting valve, wherein the hot water supplementing valve is communicated with the electric heating water tank, the electric heating water tank is connected with the water inlet of the hot water coil pipe in series through the water outlet pipe, the electric heating water tank is connected with the adjusting valve to the water outlet of the hot water coil pipe in series through the water inlet pipe, and the other end of the hot water supplementing valve is communicated with an external water source.
Further, the hot water tank assembly further comprises a flowmeter and a constant pressure device which are sequentially connected in series on the water outlet pipe, and the flowmeter and the constant pressure device are positioned between the electric heating water tank and the heating circulating pump.
Further, the evaporation side exhaust section comprises an evaporation side fan and an evaporation air duct exhaust outlet, and the evaporation side fan sends air in the evaporation section detection air duct out of the evaporation air duct exhaust outlet.
Further, the condensation segment detection assembly further comprises a first middle segment and a second middle segment, wherein the first middle segment and the second middle segment are arranged in the condensation segment detection air duct, the first middle segment is located between the evaporation cooling segment and the separation type heat pipe condensation segment, and the second middle segment is located between the separation type heat pipe condensation segment and the condensation side exhaust segment.
Further, the evaporation section detection assembly further comprises a third middle section and a fourth middle section which are arranged in the evaporation section detection air duct, the third middle section is positioned between the air heating section and the separated heat pipe evaporation section, and the fourth middle section is positioned between the separated heat pipe evaporation section and the evaporation side exhaust section.
Compared with the prior art, the utility model has the beneficial effects that:
According to the separated heat pipe detection device, the separated heat pipe is arranged between the condensing section detection air duct and the evaporating section detection air duct, the evaporating cooling section is used for cooling air to simulate outdoor environment temperature, the air heating section is used for heating air to simulate indoor environment temperature, the simulation effect on indoor environment and outdoor environment is better, and compared with a method that the condensing end is completely immersed in the constant-temperature cold water tank, experimental research on the condensing side heat exchange condition can be achieved.
Drawings
For a clearer description of embodiments of the utility model or of solutions in the prior art, the drawings which are used in the description of the embodiments or of the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from them without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram (I) of a separate heat pipe detection device according to the present utility model;
FIG. 2 is a schematic diagram of a separate heat pipe detecting device according to the present utility model;
1, a condensation section detection assembly; 11. detecting an air duct at the condensing section; 12. an evaporative cooling section; 111. wet film; 112. spraying and arranging; 113. a cooling water supplementing valve; 114. a water collecting tray; 115. a water pump; 13. a separate heat pipe condensing section; 14. a condensing side exhaust section; 15. a first intermediate section; 16. a second intermediate section; 141. a condensing side fan; 142. an exhaust outlet of the condensing air duct; 2. an evaporation section detection assembly; 21. the evaporation section detects the air duct; 22. an air heating section; 221. a hot water coil; 222. a water inlet; 223. a water outlet; 23. a separated heat pipe evaporation section; 24. an evaporation side exhaust section; 241. an evaporation side fan; 242. an exhaust outlet of the evaporation air duct; 25. a third intermediate section; 26. a fourth intermediate section; 3. a hot water tank assembly; 31. an electric heating water tank; 32. a water inlet pipe; 33. a water outlet pipe; 34. a hot water replenishing valve; 35. a heating circulation pump; 36. adjusting a valve; 37. a flow meter; 38. a constant pressure device; 4. a cooling water assembly; 5. a rising pipe; 6. a down tube.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.
The utility model is discussed in detail below in conjunction with fig. 1-2 and the specific embodiments:
The separated heat pipe detection device comprises a condensation section detection assembly 1, an evaporation section detection assembly 2, a hot water tank assembly 3, a cooling water assembly 4, a rising pipe 5 and a falling pipe 6, wherein the condensation section detection assembly 1 is positioned above an evaporation section detection air duct 21; the condensing section detection assembly 1 comprises a condensing section detection air duct 11, an evaporative cooling section 12, a separated heat pipe condensing section 13 and a condensing side exhaust section 14 which are sequentially arranged in the condensing section detection air duct 11 along the air flow direction, and the cooling water assembly 4 is communicated with the evaporative cooling section 12; the evaporation section detection assembly 2 comprises an evaporation section detection air duct 21, an air heating section 22, a separated heat pipe evaporation section 23 and an evaporation side exhaust section 24 which are sequentially arranged in the evaporation section detection air duct 21 along the air flow direction, and the hot water tank assembly 3 is communicated with the separated heat pipe evaporation section 23; the ascending pipe 5 and the descending pipe 6 are communicated with the separated heat pipe condensation section 13 and the separated heat pipe evaporation section 23; the outer layers of the condensing section detection air duct 11 and the evaporating section detection air duct 21 are respectively coated with a framework, heat insulation plates are arranged on the inner walls of the condensing section detection air duct 11 and the evaporating section detection air duct 21, the frameworks play a role in fixing, and the heat insulation plates are used for reducing heat transfer between the heat pipes and the surrounding environment; the evaporation cooling section 12 is used for cooling the air entering the condensation section detection air duct 11 to form condensed air, then the condensed air enters the separation type heat pipe condensation section 13, the condensed air absorbs condensation heat of the separation type heat pipe working medium in the separation type heat pipe condensation section 13, and the condensed air is discharged out of the condensation section detection air duct 11 under the action of the condensation side exhaust section 14; the air heating section 22 is used for heating the air entering the evaporation section detection air duct 21 to form heat source air, then the heat source air enters the separation type heat pipe evaporation section 23, the heat source air exchanges heat with working media in the separation type heat pipe evaporation section 23 and the separation type heat pipe, the temperature is reduced, and the heat source air is discharged out of the evaporation section detection air duct 21 through the evaporation side exhaust section 24; the cooling water component 4 is used for providing cooling water for the evaporative cooling section 12, and circulating water of the separated hot tank is heated by the hot water tank component 3 to form thermal circulation; the working medium in the separated heat pipe is heated and evaporated in the separated heat pipe evaporation section 23, the working medium is changed into a gaseous state and enters the separated heat pipe condensation section 13 through the ascending pipe 5, the working medium gas releases heat in the separated heat pipe condensation section 13 and is condensed into a liquid working medium, and the liquid working medium flows back to the separated heat pipe evaporation section 23 from the descending pipe 6 by utilizing gravity to finish circulation;
Specifically, the evaporative cooling section 12 includes a wet film 111, a spray row 112 and a cooling water supplementing valve 113, two ends of the wet film 111 are fixedly connected with the inner wall of the condensation section detection air duct 11, the installation direction of the wet film 111 is perpendicular to the air flow direction, the spray row 112 is installed on the inner wall of the top of the condensation section detection air duct 11, and the cooling water component 4 is connected with the spray row 112 after being connected with the cooling water supplementing valve 113 in series through a pipeline; the cooling water supplementing valve 113 is used for controlling the cooling water component 4 to provide cooling water for the spray row 112, air entering the condensation section detection air duct 11 is in direct contact with the wet film 111 and water mist sprayed by the spray row 112, sensible heat is continuously transferred to water to reduce the temperature of the air, and the air enters the separation type heat pipe condensation section 13 after reaching the outdoor environment temperature required by an experiment.
Specifically, the evaporative cooling section 12 further includes a water collecting tray 114 mounted on the inner wall of the bottom of the condensation section detection air duct 11, and a water pump 115 disposed in the water collecting tray 114, the water pump 115 being connected to the cooling water assembly 4; the water collecting tray 114 collects water falling from the wet film 111 and the spray bars 112, and the water pump 115 pumps the used cooling water into the cooling water assembly 4, and the cooling water assembly 4 cools the used cooling water, thereby forming a cooling water cycle.
Specifically, the condensation-side exhaust section 14 includes a condensation-side fan 141 and a condensation duct exhaust port 142, and the condensation-side fan 141 sends air in the condensation-section detection duct 11 out of the condensation duct exhaust port 142.
Specifically, the air heating section 22 includes a hot water coil 221 disposed in the evaporation section detection air duct 21, and the hot water coil 221 is communicated with the hot water tank assembly 3 to form a thermal cycle; the hot water tank assembly 3 comprises an electric heating water tank 31, a water outlet pipe 33, a water inlet pipe 32, a hot water supplementing valve 34 communicated with the electric heating water tank 31, a heating circulating pump 35 and an adjusting valve 36, wherein the electric heating water tank 31 is connected with the heating circulating pump 35 to a water inlet 222 of a hot water coil 221 in series through the water outlet pipe 33, the electric heating water tank 31 is connected with the adjusting valve 36 to a water outlet 223 of the hot water coil 221 in series through the water inlet pipe 32, and the other end of the hot water supplementing valve 34 is communicated with an external water source; the electric heating water tank 31 is used for heating the hot water coil 221 and water of an external water source, the hot water replenishing valve 34 is used for controlling the external water source to replenish water to the electric heating water tank 31, the heating circulating pump 35 is used for sending water of the electric heating water tank 31 into the water inlet 222 of the hot water coil 221 through the water outlet pipe 33, and the adjusting valve 36 is used for controlling water of the hot water coil 221 to circulate to the electric heating water tank 31.
Specifically, the hot water tank assembly 3 further includes a flow meter 37 and a pressure regulator 38 sequentially connected in series to the water outlet pipe 33, the flow meter 37 and the pressure regulator 38 are located between the electric heating water tank 31 and the heating circulation pump 35, the flow meter 37 is used for detecting the flow of the hot water tank flowing into the separated heat pipe, and the pressure regulator 38 is used for stabilizing the water pressure of the hot water supply.
Specifically, the evaporation side exhaust section 24 includes an evaporation side fan 241 and an evaporation duct exhaust port 242, and the evaporation side fan 241 sends air in the evaporation section detection duct 21 out of the evaporation duct exhaust port 242.
Specifically, the condensation section detection assembly 1 further includes a first intermediate section 15 and a second intermediate section 16 disposed in the condensation section detection air duct 11, the first intermediate section 15 is located between the evaporation cooling section 12 and the separation type heat pipe condensation section 13, and the second intermediate section 16 is located between the separation type heat pipe condensation section 13 and the condensation side exhaust section 14; the evaporation stage detection assembly 2 further comprises a third intermediate stage 25 and a fourth intermediate stage 26 which are arranged in the evaporation stage detection air duct 21, the third intermediate stage 25 is positioned between the air heating stage 22 and the separated heat pipe evaporation stage 23, the fourth intermediate stage 26 is positioned between the separated heat pipe evaporation stage 23 and the evaporation side exhaust stage 24, and measuring and researching equipment is arranged in the space of the first intermediate stage 15, the second intermediate stage 16, the third intermediate stage 25 and the fourth intermediate stage 26 so as to collect data of cold air and hot air.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present application and the above-described drawings are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the application described herein may be implemented in sequences other than those illustrated or otherwise described herein.
The utility model has been further described with reference to specific embodiments, but it should be understood that the detailed description is not to be construed as limiting the spirit and scope of the utility model, but rather as providing those skilled in the art with the benefit of this disclosure with the benefit of their various modifications to the described embodiments.

Claims (10)

1. The separated heat pipe detection device is characterized by comprising a condensation section detection assembly, an evaporation section detection assembly, a hot water tank assembly, a cooling water assembly, a rising pipe and a falling pipe, wherein the condensation section detection assembly is positioned above an evaporation section detection air duct; the condensing section detection assembly comprises a condensing section detection air duct, an evaporative cooling section, a separated heat pipe condensing section and a condensing side exhaust section, wherein the evaporative cooling section, the separated heat pipe condensing section and the condensing side exhaust section are sequentially arranged in the condensing section detection air duct along the air flow direction, and the cooling water assembly is communicated with the evaporative cooling section; the evaporation section detection assembly comprises an evaporation section detection air channel, an air heating section, a separated heat pipe evaporation section and an evaporation side exhaust section which are sequentially arranged in the evaporation section detection air channel along the air flow direction, and the hot water tank assembly is communicated with the separated heat pipe evaporation section; the ascending pipe and the descending pipe are communicated with the separated heat pipe condensation section and the separated heat pipe evaporation section.
2. The separated heat pipe detection device according to claim 1, wherein the evaporative cooling section comprises a wet film, a spray row and a cooling water supplementing valve, two ends of the wet film are fixedly connected with the inner wall of the detection air duct of the condensing section, the installation direction of the wet film is perpendicular to the air flow direction, the spray row is installed on the inner wall of the top of the detection air duct of the condensing section, and the cooling water component is connected with the spray row after being connected with the cooling water supplementing valve in series through a pipeline.
3. The split heat pipe inspection device of claim 2 wherein the evaporative cooling section further comprises a water collection tray mounted on the bottom inner wall of the condensing section inspection tunnel and a water pump disposed within the water collection tray, the water pump being connected to the cooling water assembly.
4. The apparatus of claim 1, wherein the condensing side exhaust section includes a condensing side fan and a condensing duct exhaust, the condensing side fan delivering air from the condensing duct exhaust.
5. A split heat pipe inspection device according to claim 1 wherein the air heating section comprises a hot water coil disposed within the evaporator section inspection tunnel, the hot water coil in communication with the hot water tank assembly to form a thermal cycle.
6. The separated heat pipe detection device according to claim 5, wherein the hot water tank assembly comprises an electric heating water tank, a water outlet pipe, a water inlet pipe, a hot water supplementing valve communicated with the electric heating water tank, a heating circulating pump and an adjusting valve, the electric heating water tank is connected with the water inlet of the hot water coil in series through the water outlet pipe, the electric heating water tank is connected with the water outlet of the hot water coil through the water inlet pipe in series through the adjusting valve, and the other end of the hot water supplementing valve is communicated with an external water source.
7. The split heat pipe inspection device of claim 6 wherein the hot water tank assembly further comprises a flow meter and a pressure regulator connected in series on the outlet pipe, the flow meter and pressure regulator being located between the electrical heating water tank and the heating circulation pump.
8. The apparatus of claim 1, wherein the evaporation side exhaust section includes an evaporation side fan and an evaporation duct exhaust, and the evaporation side fan sends air in the evaporation side detection duct out of the evaporation duct exhaust.
9. The split heat pipe inspection device of claim 1 wherein the condensing section inspection assembly further comprises a first intermediate section and a second intermediate section disposed within the condensing section inspection tunnel, the first intermediate section being positioned between the evaporative cooling section and the split heat pipe condensing section, the second intermediate section being positioned between the split heat pipe condensing section and the condensing side exhaust section.
10. The split heat pipe inspection device of claim 1 wherein the evaporator end inspection assembly further comprises a third intermediate section and a fourth intermediate section disposed within the evaporator end inspection tunnel, the third intermediate section being positioned between the air heating section and the split heat pipe evaporator end, the fourth intermediate section being positioned between the split heat pipe evaporator end and the evaporation side exhaust section.
CN202322628491.1U 2023-09-26 2023-09-26 Separated heat pipe detection device Active CN220932393U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322628491.1U CN220932393U (en) 2023-09-26 2023-09-26 Separated heat pipe detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322628491.1U CN220932393U (en) 2023-09-26 2023-09-26 Separated heat pipe detection device

Publications (1)

Publication Number Publication Date
CN220932393U true CN220932393U (en) 2024-05-10

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Application Number Title Priority Date Filing Date
CN202322628491.1U Active CN220932393U (en) 2023-09-26 2023-09-26 Separated heat pipe detection device

Country Status (1)

Country Link
CN (1) CN220932393U (en)

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