CN213814425U - Temperature control system of purified water and injection water storage and distribution system - Google Patents
Temperature control system of purified water and injection water storage and distribution system Download PDFInfo
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- CN213814425U CN213814425U CN202023232103.0U CN202023232103U CN213814425U CN 213814425 U CN213814425 U CN 213814425U CN 202023232103 U CN202023232103 U CN 202023232103U CN 213814425 U CN213814425 U CN 213814425U
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Abstract
The utility model discloses a temperature control system of purified water, injection water storage distribution system, include: the steam inlet, the right-hand member of steam inlet sets up the steam valve and the right-hand member lower part of steam valve sets up the heat exchanger, the right-hand member of heat exchanger is the import and the left end is the export. The utility model discloses outer loop controller adjusts the temperature setting value of inner loop controller through the deviation between the minimum among the setting value of comparison own and a plurality of thermodetector in the self-service system, and inner loop controller adjusts the aperture of steam valve through the deviation between the setting value that comparison outer loop controller given and thermodetector behind the heat exchanger's numerical value again to this adjusts heat exchanger outlet temperature; this will control the temperature at the lowest point of the overall piping system so that the temperature at the lowest point of the system reaches a set value. When the temperature of the lowest point of the system meets the process temperature requirement, the inner ring controller and the outer ring controller maintain the current output, and the whole system reaches a stable operation state.
Description
Technical Field
The utility model relates to a temperature control system technical field, more specifically is a temperature control system of purified water, injection water storage distribution system.
Background
The process requirement needs to ensure that the lowest point temperature of the whole system reaches the set temperature, and the lowest point position of the temperature of the whole system is difficult to determine, so that the lowest point temperature cannot be directly controlled; even if the lowest point temperature position of the whole system is determined at a certain time, the position of the temperature lowest point can be changed along with the passage of time or the influence of other factors, so that the control cannot be directly carried out; the current control method is to raise the heat exchanger outlet temperature to a temperature high enough to ensure that the lowest point temperature of the entire system is as desired. Although the method can meet the process requirements, the method causes the waste of energy. Since the set value of the post-heat exchanger temperature cannot be accurately known, the post-heat exchanger temperature is often set too high for the sake of safety. Therefore, a new technical solution needs to be provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a temperature control system of purified water and injection water storage and distribution system, which solves the problems that the process requirement in the prior art needs to ensure that the temperature of the lowest point of the whole system reaches the set temperature, and the position of the lowest point of the temperature of the whole system is difficult to determine, so that the lowest point of the temperature of the whole system cannot be directly controlled; even if the lowest point temperature position of the whole system is determined at a certain time, the position of the temperature lowest point can be changed along with the passage of time or the influence of other factors, so that the control cannot be directly carried out; the current control method is to raise the heat exchanger outlet temperature to a temperature high enough to ensure that the lowest point temperature of the entire system is as desired. Although the method can meet the process requirements, the method causes the waste of energy. Because the set value of the temperature behind the heat exchanger cannot be accurately known, the temperature behind the heat exchanger is often set too high for the sake of safety.
In order to achieve the above object, the utility model provides a following technical scheme: a temperature control system for a purified water, injected water storage and dispensing system comprising: steam inlet, steam inlet's right-hand member lower part that the right-hand member set up steam valve and steam valve sets up the heat exchanger, the right-hand member of heat exchanger is for import and left end for exporting, the import department of heat exchanger is connected with from joining in marriage the system and set up a plurality of thermodetectors in joining in marriage the system, the exit linkage of heat exchanger has the exit temperature monitor between the exit of water storage tank and heat exchanger, the exit of water storage tank sets up the right-hand member of circulating pump and is connected with distribution system, the right side that the left end of steam inlet department set up outer loop controller and exit temperature monitor sets up minimum temperature monitor, the right-hand member of steam valve is provided with inner loop controller.
As a preferred embodiment of the present invention, the right side of the outer ring controller is connected to the inner ring controller, and the outer ring controller is connected to the lowest temperature monitor.
As a preferred embodiment of the present invention, the inner ring controller is connected to the steam valve and electrically connected to the outlet temperature monitor.
As a preferred embodiment of the present invention, a storage tank temperature monitor is disposed outside the water storage tank.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses outer loop controller adjusts the temperature setting value of inner loop controller through the deviation between the minimum among the setting value of comparison own and a plurality of thermodetector in the self-service system, and inner loop controller adjusts the aperture of steam valve through the deviation between the setting value that comparison outer loop controller given and thermodetector behind the heat exchanger's numerical value again to this adjusts heat exchanger outlet temperature; this will control the temperature at the lowest point of the overall piping system so that the temperature at the lowest point of the system reaches a set value. When the lowest point temperature of the system meets the process temperature requirement, the inner ring controller and the outer ring controller maintain the current output, and the whole system reaches a stable operation state, so that the lowest point temperature of the whole system just reaches the temperature required by the process, and the effect of saving energy is achieved.
Drawings
FIG. 1 is a schematic view of the overall flow of the present invention;
fig. 2 is a schematic view of the temperature control process of the present invention.
In the figure: 1. a steam inlet; 2. a steam valve; 3. a heat exchanger; 4. a temperature detector; 5. a self-dispensing system; 6. an outlet temperature monitor; 7. a water storage tank; 8. a tank temperature monitor; 9. a circulation pump; 10. a distribution system; 11. an outer ring controller; 12. an inner loop controller; 13. and monitoring the lowest temperature.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a temperature control system for a purified water, injected water storage and dispensing system comprising: a steam inlet 1, a steam valve 2 is arranged at the right end of the steam inlet 1, a heat exchanger 3 is arranged at the lower part of the right end of the steam valve 2, the right end of the heat exchanger 3 is an inlet, the left end of the heat exchanger 3 is an outlet, a self-distribution system 5 is connected to the inlet of the heat exchanger 3, a plurality of temperature detectors 4 are arranged in the self-distribution system 5, an outlet of the heat exchanger 3 is connected with a water storage tank 7, an outlet temperature monitor 6 is arranged between the water storage tank 7 and the outlet of the heat exchanger 3, a circulating pump 9 is arranged at the outlet of the water storage tank 7, a distribution system 10 is connected to the right end of the circulating pump 9, an outer ring controller 11 is arranged at the left end of the steam inlet 1, a lowest temperature monitor 13 is arranged at the right side of the outlet temperature monitor 6, an inner ring controller 12 is arranged at the right end of the steam valve 2, the outer ring controller 11 adjusts the temperature set value of the inner ring controller 12 by comparing the deviation between the set value of the outer ring controller and the lowest value in the plurality of temperature detectors 4 in the self-distribution system 5, the inner ring controller 12 adjusts the opening degree of the steam valve 2 by comparing the deviation between the set value given by the outer ring controller 11 and the value of the rear temperature detector of the heat exchanger 3, so as to adjust the outlet temperature of the heat exchanger 3; this will control the temperature at the lowest point of the overall piping system so that the temperature at the lowest point of the system reaches a set value. When the temperature of the lowest point of the system meets the process temperature requirement, the inner ring controller 11 and the outer ring controller maintain the current output, and the whole system reaches a stable operation state. Therefore, the lowest point temperature of the whole system just reaches the temperature required by the process, and the energy-saving effect is achieved.
Further improved, as shown in the figure: the right side of the outer ring controller 11 is connected with the inner ring controller 12, the outer ring controller 11 is connected with the lowest temperature monitor 13, and an outer circulation structure is formed between the outer ring controller 11 and the lowest temperature monitor 13.
Further improved, as shown in the figure: the inner ring controller 12 is connected with the steam valve 2, the inner ring controller 12 is electrically connected with the outlet temperature monitor 6, and an inner circulation structure is formed between the inner ring controller 12 and the outlet temperature monitor 6.
Further improved, as shown in the figure: and a storage tank temperature monitor 8 is arranged outside the water storage tank 7 and used for detecting the internal temperature of the storage tank.
The utility model discloses outer loop controller 11 adjusts the temperature setting value of inner loop controller 12 through the deviation between the minimum among the setting value of comparison own and a plurality of thermodetector 4 in the self-prepared system 5, and inner loop controller 12 again adjusts the aperture of steam valve 2 through the deviation between the setting value that comparison outer loop controller 11 gave and the numerical value of thermodetector behind heat exchanger 3 to this adjusts heat exchanger 3 outlet temperature; this will control the temperature at the lowest point of the overall piping system so that the temperature at the lowest point of the system reaches a set value. When the temperature of the lowest point of the system meets the process temperature requirement, the inner ring controller 11 and the outer ring controller maintain the current output, and the whole system reaches a stable operation state. Therefore, the lowest point temperature of the whole system just reaches the temperature required by the process, and the energy-saving effect is achieved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A temperature control system for a purified water, injected water storage and dispensing system, comprising: the method comprises the following steps: a steam inlet (1), a steam valve (2) is arranged at the right end of the steam inlet (1), a heat exchanger (3) is arranged at the lower part of the right end of the steam valve (2), the right end of the heat exchanger (3) is an inlet, the left end of the heat exchanger is an outlet, the inlet of the heat exchanger (3) is connected with a self-distribution system (5) which is internally provided with a plurality of temperature detectors (4), the outlet of the heat exchanger (3) is connected with a water storage tank (7), an outlet temperature monitor (6) is arranged between the water storage tank (7) and the outlet of the heat exchanger (3), a circulating pump (9) is arranged at the outlet of the water storage tank (7), the right end of the circulating pump (9) is connected with a distribution system (10), the left end of the steam inlet (1) is provided with an outer ring controller (11), the right side of the outlet temperature monitor (6) is provided with a lowest temperature monitor (13), and the right end of the steam valve (2) is provided with an inner ring controller (12).
2. The temperature control system of a purified water, injected water storage and dispensing system of claim 1, wherein: the right side of the outer ring controller (11) is connected with the inner ring controller (12), and the outer ring controller (11) is connected with the lowest temperature monitor (13).
3. The temperature control system of a purified water, injected water storage and dispensing system of claim 1, wherein: the inner ring controller (12) is connected with the steam valve (2) and the inner ring controller (12) is electrically connected with the outlet temperature monitor (6).
4. The temperature control system of a purified water, injected water storage and dispensing system of claim 1, wherein: and a storage tank temperature monitor (8) is arranged outside the water storage tank (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023232103.0U CN213814425U (en) | 2020-12-29 | 2020-12-29 | Temperature control system of purified water and injection water storage and distribution system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023232103.0U CN213814425U (en) | 2020-12-29 | 2020-12-29 | Temperature control system of purified water and injection water storage and distribution system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213814425U true CN213814425U (en) | 2021-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023232103.0U Active CN213814425U (en) | 2020-12-29 | 2020-12-29 | Temperature control system of purified water and injection water storage and distribution system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213814425U (en) |
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2020
- 2020-12-29 CN CN202023232103.0U patent/CN213814425U/en active Active
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