CN212964056U - Heat exchanger comparison system - Google Patents
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- CN212964056U CN212964056U CN202022164426.4U CN202022164426U CN212964056U CN 212964056 U CN212964056 U CN 212964056U CN 202022164426 U CN202022164426 U CN 202022164426U CN 212964056 U CN212964056 U CN 212964056U
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- 238000004804 winding Methods 0.000 claims abstract description 26
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- 230000037351 starvation Effects 0.000 claims 1
- 238000012824 chemical production Methods 0.000 abstract description 2
- 238000011160 research Methods 0.000 description 9
- 239000011521 glass Substances 0.000 description 7
- 238000002474 experimental method Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 2
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- 230000007547 defect Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of chemical production equipment, in particular to a heat exchanger comparison system, which comprises a winding tube type heat exchanger, a heat conducting oil furnace, a water tank and an electrical control system, wherein the water tank is respectively connected with a winding tube type heat exchanger and a shell in the tube type heat exchanger through pipelines, and the heat conducting oil furnace is respectively connected with tube bundles in the winding tube type heat exchanger and the tube type heat exchanger through pipelines; the pipelines of the accessories of the winding tube type heat exchanger and the shell and tube type heat exchanger are respectively provided with a thermometer and a pressure gauge, and the pipelines are provided with a flow control valve and a water pump; the heat conduction furnace, the thermometer, the pressure gauge, the flow control valve and the water pump are electrically connected with an electrical control system; and flange viewing mirrors are arranged at the middle lower parts of the wound tube type heat exchanger and the tube type heat exchanger. The system can effectively acquire and monitor data, the data is accurate, the automation degree is high, and the performance of the heat exchanger is efficiently compared.
Description
Technical Field
The utility model belongs to chemical production equipment field, concretely relates to heat exchanger contrast system.
Background
With the continuous development of science and technology in China, the wound tube type heat exchanger is researched more and more deeply in recent years. At present, the wound tube heat exchanger is relatively mature in research, but the research on the prying block system formed by the shell and tube heat exchanger and the wound tube heat exchanger is less. At the present stage, the research on placing the coiled tube heat exchanger and the tubular heat exchanger in one system is less, and the turbulent flow state of circulating water in the heat exchanger cannot be observed.
SUMMERY OF THE UTILITY MODEL
In order to break through the prior art defect, the utility model provides a heat exchanger device system. The system can effectively acquire and monitor data, is accurate in data and high in automation degree, and can effectively compare difference and quality between the heat exchangers.
The technical scheme of the utility model as follows:
a heat exchanger comparison system comprises a wound tube type heat exchanger, a heat conducting oil furnace, a water tank and an electrical control system, wherein a water outlet of the water tank is respectively connected with a water inlet of a shell of the wound tube type heat exchanger and a water inlet of a shell of the tube type heat exchanger through water inlet pipelines, the water inlet pipelines are provided with water pumps, and flow control valves, thermometers and pressure gauges are respectively arranged on the water inlets of the shell of the heat exchanger and the water inlet pipelines at the front ends of the water inlets of the shell of the tube type heat exchanger; a water outlet of the shell of the wound tube type heat exchanger and a water outlet of the shell and tube type heat exchanger are connected with a water return port of the water tank through a water return pipeline, and a thermometer and a pressure gauge are arranged on the water return pipeline at the rear end of the water outlet of the shell of the wound tube type heat exchanger and the water return pipeline at the rear end of the water outlet of the shell; the oil outlet of the heat-conducting oil furnace is respectively connected with the oil inlet of the tube bundle of the wound tube heat exchanger and the oil inlet of the tube bundle of the shell and tube heat exchanger through oil inlet pipelines, and the oil inlet of the tube bundle of the wound tube heat exchanger and the oil inlet pipeline at the front end of the oil inlet of the tube bundle of the shell and tube heat exchanger are respectively provided with a flow control valve, a thermometer and a pressure gauge; an oil outlet of the tube bundle of the wound tube type heat exchanger and an oil outlet of the tube bundle of the tube type heat exchanger are both connected with an oil inlet of the heat conduction oil furnace through oil outlet pipelines, and a thermometer and a pressure gauge are arranged on the oil outlet of the tube bundle of the wound tube type heat exchanger and the oil outlet pipeline at the rear end of the oil outlet of the tube bundle of the tube type heat exchanger; the wound tube type heat exchanger and the shell and tube type heat exchanger are both vertically arranged, and the positions of a water outlet of the shell of the wound tube type heat exchanger and the shell of the shell and the position of an oil inlet of the tube bundle are higher than the positions of a water inlet of the shell of the wound tube type heat exchanger and the shell of the shell and the oil outlet of the tube bundle; the heat conduction furnace, the thermometer, the pressure gauge, the flow control valve and the water pump are electrically connected with an electrical control system; and flange viewing mirrors are arranged at the middle lower parts of the winding tube type heat exchanger and the shell and tube type heat exchanger.
Preferably, the water inlet pipeline at the front and rear positions of the water pump is provided with valves, when the water pump goes wrong, the valves at the front and rear positions can be closed, and the water pump is convenient to mount, dismount and maintain.
Preferably, a valve is arranged on the pipeline and is electrically connected with the electric control system.
Preferably, the electrical control system comprises a PLC system, a DCS system and a touch screen, and further preferably, the PLC system is a Siemens PLC; the electric control system can directly control the test of timing and temperature difference, so as to realize automation; the touch screen can facilitate parameter setting and timely feedback of measured values.
Preferably, the water pump is a horizontal pipeline pump, and has stable operation and low noise; further preferably, the horizontal pipe pump is an ISW horizontal pipe pump.
Preferably, the heat conduction oil furnace is provided with an oil shortage protection, the oil groove detects the oil level according to the liquid level switch, and an alarm is given when the oil level is low.
Preferably, the oil inlet pipeline is provided with a reducing pipe.
Preferably, the heat conduction oil furnace can be replaced by a steam generator, and steam is used for heat exchange so as to measure the heat exchange efficiency of the heat exchanger.
The utility model discloses in, the demineralized water in the water tank passes through the inlet channel and gets into winding tubular heat exchanger, shell and tube heat exchanger, the demineralized water circulates from bottom to top in winding tubular heat exchanger, shell and tube heat exchanger, flow back to the water tank through the return water pipeline at last, the demineralized water is by thermometer and manometer survey temperature, pressure before getting into two heat exchangers, and carry the signal to electrical control system, record temperature and pressure this moment, after the demineralized water flows out two heat exchangers, survey temperature and pressure by thermometer and manometer equally, and carry the signal to electrical control system, record temperature and pressure this moment; similarly, the electric control system controls the heat-conducting oil furnace to heat until the oil reaches a proper temperature, the oil enters the two heat exchangers through the oil outlet pipeline, flows from top to bottom in the heat exchangers, finally flows out of the oil outlet of the heat exchangers, flows into the heat-conducting oil furnace through the oil outlet pipeline, before entering the heat exchangers, the temperature and the pressure of the oil are measured by the thermometer and the pressure gauge, signals are transmitted to the electric control system, and the temperature and the pressure of the oil at the moment are recorded; after the oil flows out of the heat exchanger, the temperature and the pressure of the oil at the moment are measured by the thermometer and the pressure gauge again, and signals are transmitted to the electric control system, meanwhile, the electric control system can control the flow control valve, control the flow of the desalted water and the oil transmitted to the heat exchanger, and can feed back the pressure of the electric control system according to the pressure gauge, so that the electric control system adjusts the flow control valve. Through this system, can be to winding tubular heat exchanger, shell and tube heat exchanger timing, decide the temperature difference test. The flange sight glass is arranged below the middle parts of the winding tube type heat exchanger and the tube type heat exchanger, so that the turbulent state of circulating water can be clearly observed, and the filling amount can be timely controlled or adjusted according to the condition displayed by the sight glass, and therefore the medium in the container can be effectively and better guaranteed to be in a normal range.
Through the utility model provides a heat exchanger contrast system can carry out the experiment such as the constant temperature difference, time, and it is effectual than shell and tube heat exchanger heat transfer to verify effectively that winding tube heat exchanger is convenient for know winding tube heat exchanger performance, is favorable to actual production. In addition, the experimental research of the comparison system has the advantages of saving a large amount of time and cost compared with the single experimental research, and the accuracy of the experimental result of the heat exchanger can be ensured by carrying out the experiment under the same working condition. Simultaneously the utility model discloses not only be limited to winding tubular heat exchanger and shell and tube heat exchanger's contrast, also can carry out the comparison and the research of performance to other heat exchangers.
The heat exchanger comparison system has high automation degree and accurate data acquisition, the whole system can be controlled and finished by an electrical control system, and automatic control can be realized by parameter input, so that a large amount of labor cost is saved; the data acquired by the DCS plays a crucial role in optimizing the product quality, so that the system productivity of the whole device is more reliable and stable; the comparison system can effectively acquire and monitor data, has accurate data and high automation degree, and can compare differences and advantages between heat exchangers more accurately; the comparison system is simple in structure and convenient to operate, realizes automatic comparison, and realizes comparison of heat exchange efficiency of the heat exchanger.
Drawings
Fig. 1 is a schematic structural view of the present invention;
wherein, 1 is the water tank, 2 is the water pump, 3 is the flow control valve, 4 is shell and tube heat exchanger, 5 is winding tube heat exchanger, 6 is heat conduction oil furnace, 7 is the reducing, 8 is the manometer, 9 is the thermometer, 10, 11 are the sight glass.
Detailed Description
In order to make the technical solution of the present invention clearer, the following description, with reference to the accompanying drawings, further illustrates the present invention in detail, and the specific examples described herein are only used for explaining the present invention, and are not used for limiting the present invention.
As shown in fig. 1, a heat exchanger comparison system comprises a wound tube heat exchanger 5, a tube type heat exchanger 4, a heat conducting oil furnace 6, a water tank 1 and an electrical control system, wherein a water outlet of the water tank 1 is respectively connected with a water inlet of a shell of the wound tube heat exchanger 5 and a water inlet of a shell of the tube type heat exchanger 4 through water inlet pipes, the water inlet pipes are provided with water pumps 2, the water pumps 2 are ISW horizontal pipeline pumps, the operation is stable, the noise is low, valves are arranged on the water inlet pipes at the front and rear positions of the water pumps 2, and when the water pumps 2 have problems, the valves at the front and rear positions can be closed, so that the installation, the disassembly; flow control valves, thermometers and pressure gauges are arranged on water inlet pipelines at the front ends of a water inlet of a shell of the wound tube type heat exchanger 5 and a water inlet of a shell of the tube type heat exchanger 4, and the temperature and the pressure of desalted water entering the wound tube type heat exchanger 5 and the tube type heat exchanger 4 are measured; a water outlet of the shell of the wound tube type heat exchanger 5 and a water outlet of the shell of the tube type heat exchanger 4 are connected with a water return port of the water tank 1 through water return pipelines, a thermometer and a pressure gauge are arranged on the water outlet of the shell of the wound tube type heat exchanger 5 and the water return pipeline at the rear end of the water outlet of the shell of the tube type heat exchanger 4, and the temperature and the pressure of the desalted water after heat exchange by the wound tube type heat exchanger 5 and the tube type heat exchanger 4 are measured; the oil outlet of the heat-conducting oil furnace 6 is respectively connected with the oil inlet of the tube bundle of the wound tube type heat exchanger 5 and the oil inlet of the tube bundle of the tube type heat exchanger 4 through oil inlet pipelines, equipment in the heat-conducting oil furnace 6 can provide kinetic energy for oil, the oil can enter the heat exchanger through the oil inlet pipelines, the oil inlet of the tube bundle of the oil-wound tube type heat exchanger 5 and the oil inlet pipeline at the front end of the oil inlet of the tube bundle of the tube type heat exchanger 4 are respectively provided with a flow control valve, a thermometer and a pressure gauge, the temperature and the pressure of the oil entering the wound tube type heat exchanger 5 and the tube type heat exchanger 4 are measured, the oil inlet pipelines are provided with reducing diameters 7; an oil outlet of the tube bundle of the wound tube type heat exchanger 5 and an oil outlet of the tube bundle of the tube type heat exchanger 4 are both connected with an oil inlet of the heat conduction oil furnace 6 through oil outlet pipelines, and a thermometer and a pressure gauge are arranged on the oil outlet of the tube bundle of the wound tube type heat exchanger 5 and the oil outlet at the rear end of the tube bundle of the tube type heat exchanger 4, so that the temperature and the pressure of the oil after heat exchange are measured; the wound tube type heat exchanger 5 and the tube type heat exchanger 4 are both vertically arranged, and the positions of a water outlet of the shell of the wound tube type heat exchanger 5 and the positions of an oil inlet of the tube bundle of the tube type heat exchanger 4 are higher than the positions of a water inlet of the shell of the wound tube type heat exchanger 5 and the positions of an oil inlet of the tube bundle of the tube type heat exchanger 4; the desalted water flows from bottom to top, and the oil flows from top to bottom, so that the heat exchange can be more sufficient; the heat-conducting oil furnace 6, the thermometer, the pressure gauge, the flow control valve and the water pump 2 are electrically connected with an electrical control system, the electrical control system comprises a PLC system, a DCS system and a touch screen, the touch screen can facilitate parameter setting and timely feedback of measured values, the thermometer and the pressure gauge can transmit signals to the electrical control system, the electrical control system can record temperature and pressure in time, and the electrical control system can control the water pump 2 and the flow control valve according to the pressure or the temperature and actual requirements; the flange sight glasses are arranged below the middle parts of the winding tube type heat exchanger 5 and the tube type heat exchanger 4, so that the turbulent state of circulating water can be clearly observed, and the filling amount can be timely controlled or adjusted according to the condition displayed by the sight glasses, so that the medium in the container can be effectively and better ensured to be in a normal range. All be provided with the valve on the above-mentioned pipeline, electrical control system is connected to the valve electricity, opens through PLC system control and stops, realizes automaticly. The heat-conducting oil furnace 6 is provided with oil shortage protection, the oil groove detects the oil level according to the liquid level switch, and an alarm is given when the oil level is low
The utility model discloses in, the demineralized water in the water tank 1 passes through the inlet channel and gets into winding tubular heat exchanger 5, tubular heat exchanger 4, the demineralized water is at winding tubular heat exchanger 5, from lower supreme circulation in tubular heat exchanger 4, flow back to water tank 1 through the return water pipe at last, the demineralized water is by thermometer and manometer survey temperature, pressure before getting into two heat exchangers, and with signal transmission to electrical control system, record temperature and pressure this moment, after the demineralized water flows out two heat exchangers, survey temperature and pressure by thermometer and manometer equally, and with signal transmission to electrical control system, record temperature and pressure this moment; similarly, the electrical control system controls the heat conduction oil furnace 6 to heat until the oil reaches a proper temperature, equipment in the heat conduction oil furnace 6 can provide kinetic energy for the oil, the oil enters the two heat exchangers through the oil outlet pipeline, flows from top to bottom in the heat exchangers, finally flows out of the oil outlet of the heat exchangers, flows into the heat conduction oil furnace 6 through the oil outlet pipeline, before entering the heat exchangers, the temperature and the pressure of the oil are measured by a thermometer and a pressure gauge, signals are transmitted to the electrical control system, and the temperature and the pressure of the oil at the moment are recorded; after the oil flows out of the heat exchanger, the temperature and the pressure of the oil at the moment are measured by the thermometer and the pressure gauge again, and signals are transmitted to the electric control system, meanwhile, the electric control system can control the flow control valve, control the flow of the desalted water and the oil transmitted to the heat exchanger, and can feed back the pressure of the electric control system according to the pressure gauge, so that the electric control system adjusts the flow control valve. Through this system, can be to winding tubular heat exchanger 5, shell and tube heat exchanger 4 carry out timing, decide the temperature difference test. The flange sight glasses are arranged below the middle parts of the winding pipe type heat exchanger 5 and the tube type heat exchanger 4, so that the turbulent state of circulating water can be clearly observed, and the filling amount can be timely controlled or adjusted according to the condition displayed by the sight glasses, so that the medium in the container can be effectively and better ensured to be in a normal range.
The working process of the system is as follows, corresponding parameters are set through the touch screen, the oil in the heat conduction oil furnace 6 reaches a preset temperature, the oil from the heat conduction oil furnace 6 is conveyed to the tube bundles of the winding tube type heat exchanger 5 and the tube type heat exchanger 4 through an oil outlet pipeline, the oil flows from top to bottom, and finally flows into the heat conduction oil furnace 6 through the oil outlet pipeline; the demineralized water in the water tank 1 is respectively conveyed into the shell of the winding pipe heat exchanger and the shell of the tubular heat exchanger through an ISW horizontal pipeline pump, and the liquid flows back to the water tank 1 from bottom to top; through electric control system regulation flow control valve, temperature and pressure around electric control system record demineralized water and the oil heat transfer, and then calculate winding tubular heat exchanger 5, shell and tube heat exchanger 4's heat exchange efficiency, accessible this system is timed, is decided the difference in temperature, and then survey winding tubular heat exchanger 5, shell and tube heat exchanger 4's parameter etc..
Through the utility model provides a heat exchanger contrast system can carry out the experiment such as the constant temperature difference, time, and it is effectual than shell and tube heat exchanger heat transfer to verify effectively that winding tube heat exchanger is convenient for know winding tube heat exchanger performance, is favorable to actual production. In addition, the experimental research of the comparison system has the advantages of saving a large amount of time and cost compared with the single experimental research, and the accuracy of the experimental result of the heat exchanger can be ensured by carrying out the experiment under the same working condition. Simultaneously the utility model discloses not only be limited to winding tubular heat exchanger and shell and tube heat exchanger's contrast, also can carry out the comparison and the research of performance to other heat exchangers.
The heat exchanger comparison system has high automation degree and accurate data acquisition, the whole system can be controlled and finished by an electrical control system, and automatic control can be realized by parameter input, so that a large amount of labor cost is saved; the data acquired by the DCS plays a crucial role in optimizing the product quality, so that the system productivity of the whole device is more reliable and stable; the comparison system can effectively acquire and monitor data, has accurate data and high automation degree, and can compare differences and advantages between heat exchangers more accurately; the comparison system is simple in structure and convenient to operate, realizes automatic comparison and realizes comparison of heat exchange rates.
Claims (7)
1. A heat exchanger comparison system comprises a wound tube type heat exchanger (5) and a tube type heat exchanger (4), and is characterized by further comprising a heat conduction oil furnace (6), a water tank (1) and an electrical control system, wherein a water outlet of the water tank (1) is respectively connected with a water inlet of a shell of the wound tube type heat exchanger (5) and a water inlet of a shell of the tube type heat exchanger (4) through water inlet pipelines, a water pump (2) is arranged on the water inlet pipelines, and a flow control valve, a thermometer and a pressure gauge are respectively arranged on the water inlet of the shell of the wound tube type heat exchanger (5) and the water inlet pipeline at the front end of the water inlet of the shell of the tube type; a water outlet of the shell of the wound tube type heat exchanger (5) and a water outlet of the shell and tube type heat exchanger (4) are connected with a water return port of the water tank (1) through water return pipelines, and a thermometer and a pressure gauge are arranged on the water return pipelines at the rear ends of the water outlet of the shell of the wound tube type heat exchanger (5) and the water outlet of the shell and tube type heat exchanger (4); an oil outlet of the heat-conducting oil furnace (6) is respectively connected with an oil inlet of a tube bundle of the wound tube type heat exchanger (5) and an oil inlet of a tube bundle of the shell and tube type heat exchanger (4) through oil inlet pipelines, and the oil inlet of the tube bundle of the wound tube type heat exchanger (5) and the oil inlet pipeline at the front end of the oil inlet of the tube bundle of the shell and tube type heat exchanger (4) are respectively provided with a flow control valve, a thermometer and a pressure gauge; an oil outlet of the tube bundle of the wound tube type heat exchanger (5) and an oil outlet of the tube bundle of the tube type heat exchanger (4) are connected with an oil inlet of the heat conduction oil furnace (6) through oil outlet pipelines, and a thermometer and a pressure gauge are arranged on the oil outlet of the tube bundle of the wound tube type heat exchanger (5) and the oil outlet pipeline at the rear end of the oil outlet of the tube bundle of the tube type heat exchanger (4); the wound tube type heat exchanger (5) and the tube type heat exchanger (4) are both vertically arranged, and the positions of a water outlet of the shell of the wound tube type heat exchanger (5) and the positions of an oil inlet of the tube bundle and the positions of a water outlet of the shell of the tube type heat exchanger (4) are higher than the positions of a water inlet of the shell of the wound tube type heat exchanger (5) and the positions of an oil inlet of the tube bundle and the positions of a water inlet; the heat-conducting oil furnace (6), the thermometer, the pressure gauge, the flow control valve and the water pump (2) are electrically connected with an electrical control system; and flange viewing mirrors are arranged at the middle lower parts of the winding tube type heat exchanger (5) and the shell and tube type heat exchanger (4).
2. A heat exchanger comparison system according to claim 1, wherein the water inlet pipe at the front and back positions of the water pump (2) is provided with a valve.
3. The heat exchanger comparison system of claim 1, wherein the pipeline is provided with a valve, and the valve is electrically connected with an electrical control system.
4. A heat exchanger comparison system as claimed in claim 1, wherein said electrical control system comprises a PLC system, a DCS system and a touch screen.
5. A heat exchanger comparison system according to claim 1, wherein said water pump (2) is a horizontal pipe pump.
6. A heat exchanger comparison system according to claim 1, characterised in that an oil starvation protection is provided in the heat conducting oil furnace (6).
7. A heat exchanger comparison system according to claim 1, wherein the oil inlet pipe is provided with a reducing (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022164426.4U CN212964056U (en) | 2020-09-27 | 2020-09-27 | Heat exchanger comparison system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022164426.4U CN212964056U (en) | 2020-09-27 | 2020-09-27 | Heat exchanger comparison system |
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| Publication Number | Publication Date |
|---|---|
| CN212964056U true CN212964056U (en) | 2021-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022164426.4U Active CN212964056U (en) | 2020-09-27 | 2020-09-27 | Heat exchanger comparison system |
Country Status (1)
| Country | Link |
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| CN (1) | CN212964056U (en) |
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2020
- 2020-09-27 CN CN202022164426.4U patent/CN212964056U/en active Active
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