CN109513407B - Temperature control system for chemical reaction - Google Patents
Temperature control system for chemical reaction Download PDFInfo
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- CN109513407B CN109513407B CN201811525646.6A CN201811525646A CN109513407B CN 109513407 B CN109513407 B CN 109513407B CN 201811525646 A CN201811525646 A CN 201811525646A CN 109513407 B CN109513407 B CN 109513407B
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 35
- 239000012267 brine Substances 0.000 claims abstract description 64
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims abstract description 64
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 26
- 238000004891 communication Methods 0.000 claims description 13
- 238000001816 cooling Methods 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 12
- 229910001220 stainless steel Inorganic materials 0.000 claims description 10
- 239000010935 stainless steel Substances 0.000 claims description 10
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000000007 visual effect Effects 0.000 claims description 3
- 238000012546 transfer Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012847 fine chemical Substances 0.000 description 1
- 238000004801 process automation Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0006—Controlling or regulating processes
- B01J19/0013—Controlling the temperature of the process
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
- B01J2219/00094—Jackets
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
Abstract
The invention discloses a temperature control system for chemical reaction, which adopts heat conduction oil as a heat transfer medium, wherein the heat conduction oil enters a circulating pump from an inlet pipeline of the system; after entering the circulating pump, the system is divided into two paths, one path returns to the inlet of the circulating pump through a pump outlet loop hand valve A, the other path enters an outlet channel of the pump outlet hand valve, three communicated pipes connected with the pump outlet hand valve are finally connected to an outlet pipeline of the system, and each outlet hand valve is arranged at the outlet pipeline of the system; when the temperature of the heat conducting oil is lower than the set temperature, the steam inlet automatic switch valve is opened to heat the heat conducting oil, and the heat conducting oil is transmitted into the jacket of the reaction kettle through the circulating pump to heat the reaction kettle; when the temperature of the heat conduction oil is higher than the set temperature, the heat conduction oil enters a cooler, a brine inlet automatic switch valve is opened to cool the heat conduction oil, and the heat conduction oil is transmitted into a reaction kettle jacket through a circulating pump to cool the reaction kettle; when the heat conducting oil does not need to be heated or cooled, the heat conducting oil directly enters the system outlet pipeline through the outlet pipeline hand valve.
Description
Technical Field
The invention relates to the technical field of temperature control, in particular to a temperature control system for chemical reaction.
Background
In the fields of fine chemical engineering and pharmacy, many reactions are carried out in a reaction kettle and are required to be carried out under certain temperature conditions, the temperature is one of the most main conditions of reaction and control, and the accuracy of temperature control, the fluctuation of temperature, the temperature rising and falling speed and the like play a critical role in chemical reactions. Most of the current industrial temperature control modes still are to directly heat the jacket of the reaction kettle through steam, and the circulating water is directly cooled through the jacket of the reaction kettle, so that the accuracy of temperature control is difficult to achieve, the labor intensity of operators is high, the automation degree of the production process is low, the safety and environmental protection situation are more serious along with the development situation needs of the current chemical industry, and the process automation control requirements are strict. Therefore, developing an intelligent temperature control system with accurate temperature control, rapid and stable temperature rise and low temperature fluctuation and convenient operation becomes an urgent need.
At present, most of the industrial temperature control modes still adopt steam to directly enter a reaction kettle jacket for heating, chilled water directly enters the reaction kettle jacket for cooling, the mode is difficult to achieve the accuracy of temperature control, great potential safety hazards are brought to the chemical reaction process, operators need to manually operate, the labor intensity is high, misoperation is easy to occur, the loss and the loss of a chilled water system are caused, and the automation degree of the production process is low.
Disclosure of Invention
The invention aims to solve the technical problems that most of the current industrial temperature control modes still adopt steam to directly enter a reaction kettle jacket for heating, circulating water chilled water directly enters the reaction kettle jacket for cooling, the accuracy of temperature control is difficult to achieve, great potential safety hazards are brought to the chemical reaction process, the labor intensity of operators is high, the automation degree of the production process is low, and the invention provides a chemical reaction temperature control system for overcoming the defects of the prior art.
In order to solve the technical problems, the invention provides the following technical scheme:
the invention provides a temperature control system for chemical reaction, which comprises a system inlet pipeline, a steam inlet pipeline and a salt water inlet pipeline; the system inlet pipeline is provided with a system inlet pipeline hand valve, and is connected to the inlet of the system inlet basket filter through a pipeline; a pump inlet hand valve is arranged at the outlet of the system inlet basket filter, and the system inlet basket filter is connected to the inlet of the circulating pump through a pipeline; the outlet of the circulating pump is connected with two outlet pipelines, an outlet pipeline at the outlet of the circulating pump is provided with a pump outlet loop hand valve A, and the pump outlet loop hand valve A is connected to the inlet of the pump outlet loop basket filter through a pipeline; the outlet of the pump outlet loop basket filter is connected to a pump outlet loop hand valve B through a pipeline in a short way, and the pump outlet loop hand valve B is connected to the inlet of the circulating pump through a pipeline; a pump outlet hand valve is arranged on the other outlet pipeline at the outlet of the circulating pump, and the pump outlet hand valve is connected with three communication pipelines;
the pump outlet hand valve is connected with an outlet pipeline automatic control valve on a communication pipeline at the pump outlet hand valve, an outlet of the outlet pipeline automatic control valve is connected with an outlet pipeline hand valve through a pipeline, and the outlet pipeline hand valve is connected with an outlet pipeline of a system through a pipeline; the pump outlet hand valve is connected to the cooling tube side automatic control valve inlet through a communication pipeline, and the cooling tube side automatic control valve outlet is connected with the cooler inlet hand valve through a pipeline; the cooler inlet hand valve is connected with the cooler through a pipeline, the cooler outlet is connected with the cooler outlet hand valve through a pipeline, and the cooler outlet hand valve is connected with the system outlet pipeline through a pipeline; the other communication pipeline at the pump outlet hand valve is connected with the inlet of the heating tube side automatic regulating valve, and the outlet of the heating tube side automatic regulating valve is connected with the heater inlet hand valve through a pipeline; the heater inlet hand valve is connected with the heater through a pipeline, the heater outlet is connected with the heater outlet hand valve through a pipeline, and the heater outlet hand valve is connected with a system outlet pipeline through a pipeline;
the steam inlet pipeline is connected with a steam inlet hand valve A, the steam inlet hand valve A is connected to a steam inlet Y-shaped filter through a pipeline, and the steam inlet Y-shaped filter is connected to a steam inlet automatic switch valve through a pipeline; the steam inlet automatic switching valve is connected with the steam inlet hand valve B and is connected with the steam inlet of the heater through a pipeline; a condenser outlet hand valve A, a condenser drain valve and a condenser outlet hand valve B are arranged at the condenser water outlet of the heater, a bypass valve is arranged on a condenser water outlet pipeline, and the condenser water outlet pipeline is connected with the condenser water outlet pipeline;
the brine inlet pipeline is connected to a brine inlet butt-clamp type ball valve A, the brine inlet butt-clamp type ball valve A is connected to a brine inlet Y-shaped filter, and the brine inlet Y-shaped filter is connected with the brine inlet automatic switch valve and the brine inlet butt-clamp type ball valve through pipelines; the brine inlet Y-shaped filter is connected with a brine inlet of the cooler through a pipeline, a brine outlet of the cooler is connected with a brine outlet butt-clamp type ball valve through a pipeline, and the brine outlet butt-clamp type ball valve is connected with a brine outlet pipeline through a pipeline.
As a preferable technical scheme of the invention, an inlet temperature sensor is arranged on the pump inlet pipeline of the circulating pump.
As a preferred technical solution of the present invention, the three connections at the pump outlet hand valve are finally connected to the respective outlet hand valves, and the temperature sensor a and the pressure fluctuation device are installed on the respective outlet pipes.
As a preferable technical scheme of the invention, a pressure sensor A is arranged at the steam inlet of the heater, and a temperature sensor B is arranged at the condensate water outlet pipeline of the heater.
As a preferable technical scheme of the invention, a temperature sensor C and a pressure sensor B are arranged at the outlet of the brine inlet pipeline, and a pressure sensor C is arranged at the inlet of the brine inlet pipeline.
As a preferable technical scheme of the invention, the equipment main body is arranged in a stainless steel cabinet which is a two-layer frame structure made of square steel materials.
As a preferable technical scheme of the invention, the circulating pump is fixed in the stainless steel cabinet near the front of the cabinet, and the cooler and the heater are fixed at the bottom of the stainless steel cabinet side by side.
As a preferable technical scheme of the invention, an explosion-proof control box is arranged on the equipment main body, a PLC system and a control system are arranged in the explosion-proof control box, and the explosion-proof control box comprises a wire board, a power supply, a starting button and an audible and visual alarm.
The beneficial effects achieved by the invention are as follows: accurate temperature control, stable temperature rise and fall, small temperature fluctuation, convenient operation, reduced cost, ensured product quality and improved economic benefit.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
In the drawings:
FIG. 1 is a schematic elevational view of the overall structure of the present invention;
FIG. 2 is a schematic side view of the overall structure of the present invention;
fig. 3 is a schematic diagram of the overall structure assembly of the present invention.
Reference numerals in the drawings: 1. brine inlet butt-clamp ball valve A; 2. a brine inlet Y-filter; 3. a brine inlet pneumatic switch valve; 4. brine inlet butt-clamp ball valve B; 5. a steam inlet hand valve A; 6. a steam inlet Y-shaped filter; 7. an outlet pipeline pneumatic control valve; 8. an outlet pipeline hand valve; 9. a cooling tube side pneumatic control valve; 10. a cooler inlet hand valve; 11. a circulation pump; 12. a heater inlet hand valve; 13. a heating tube side pneumatic regulating valve; 14. a brine inlet conduit; 15. a steam inlet pipe; 16. pneumatic switch valve of steam inlet; 17. a steam inlet hand valve B; 18. a system inlet pipeline hand valve; 19. pump out return circuit basket filter; 20. pump outlet circuit hand valve B; 21. a pump inlet hand valve; 22. a system inlet basket filter; 23. a condensed water outlet pipe; 24. a pump outlet hand valve; 25. pump out loop hand valve a; 26. brine outlet butt-clamp ball valve; 27. a cooler; 28. a heater; 29. a system inlet duct; 30. a brine outlet conduit; 31. a system outlet conduit; 32. a cooler outlet hand valve; 33. a heater outlet hand valve; 34. a condenser outlet hand valve A; 35. a condensate drain valve; 36. a condensed water outlet hand valve B; 37. and a bypass valve.
Detailed Description
In the description of the present invention, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
Examples: as shown in fig. 1-3, the present invention provides a temperature control system for chemical reactions, comprising a system inlet conduit 29, a steam inlet conduit 15, and a brine inlet conduit 14; the system inlet pipeline 29 is provided with a system inlet pipeline hand valve 18, and the system inlet pipeline 29 is connected to the inlet of the system inlet basket filter 22 through a pipeline; a pump inlet hand valve 21 is arranged at the outlet of the system inlet basket filter 22, and the system inlet basket filter 22 is connected to the inlet of the circulating pump 11 through a pipeline; the outlet of the circulating pump 11 is connected with two outlet pipelines, a pump outlet loop hand valve A25 is arranged on an outlet pipeline at the outlet of the circulating pump 11, and the pump outlet loop hand valve A25 is connected to the inlet of the pump outlet loop basket filter 19 through a pipeline; the outlet of the pump outlet loop basket filter 19 is connected to a pump outlet loop hand valve B20 in a short way through a pipeline, and the pump outlet loop hand valve B20 is connected to the inlet of the circulating pump 11 through a pipeline; a pump outlet hand valve 24 is arranged on the other outlet pipeline at the outlet of the circulating pump 11, and three communication pipelines are connected at the pump outlet hand valve 24;
the pump outlet hand valve 24 is connected with an outlet pipeline automatic control valve 7 on a communication pipeline, the outlet of the outlet pipeline automatic control valve 7 is connected with an outlet pipeline hand valve 8 through a pipeline, and the outlet pipeline hand valve 8 is connected with a system outlet pipeline 31 through a pipeline; the pump outlet hand valve 24 is connected to the inlet of the cooling tube side automatic control valve 9 through a communication pipeline, and the outlet of the cooling tube side automatic control valve 9 is connected with the cooler inlet hand valve 10 through a pipeline; the cooler inlet hand valve 10 is connected with the cooler 27 through a pipeline, the outlet of the cooler 27 is connected with the cooler outlet hand valve 32 through a pipeline, and the cooler outlet hand valve 32 is connected with the system outlet pipeline 31 through a pipeline; the other communication pipeline at the pump outlet hand valve 24 is connected with the inlet of the heating tube side automatic regulating valve 13, and the outlet of the heating tube side automatic regulating valve 13 is connected with the heater inlet hand valve 12 through a pipeline; the heater inlet hand valve 12 is connected with the heater 28 through a pipeline, the outlet of the heater 28 is connected with the heater outlet hand valve 33 through a pipeline, and the heater outlet hand valve 33 is connected with the system outlet pipeline 31 through a pipeline;
the steam inlet pipeline 15 is connected with a steam inlet hand valve A5, the steam inlet hand valve A5 is connected to the steam inlet Y-shaped filter 6 through a pipeline, and the steam inlet Y-shaped filter 6 is connected to the steam inlet automatic switch valve 16 through a pipeline; the steam inlet automatic switching valve 16 is connected with a steam inlet hand valve B17, and the steam inlet automatic switching valve 16 is connected with a steam inlet of the heater 28 through a pipeline; a condenser outlet hand valve A34, a condenser drain valve 35 and a condenser outlet hand valve B36 are arranged at the condensed water outlet of the heater 28, a bypass valve 37 is arranged on a condensed water outlet pipeline of the heater 28, and the condensed water outlet pipeline of the heater 28 is connected to the condensed water outlet pipeline 23;
the brine inlet pipeline 14 is connected to a brine inlet butt clamp type ball valve A1, the brine inlet butt clamp type ball valve A1 is connected to a brine inlet Y-shaped filter 2, and the brine inlet Y-shaped filter 2 is connected with a brine inlet automatic switching valve 3 and a brine inlet butt clamp type ball valve 24 through pipelines; the brine inlet Y-shaped filter 2 is connected to the brine inlet of the cooler 27 through a pipeline, the brine outlet of the cooler 27 is connected with the brine outlet butt-clamp type ball valve 26 through a pipeline, and the brine outlet butt-clamp type ball valve 26 is connected to the brine outlet pipeline 30 through a pipeline.
Further, an inlet temperature sensor is installed on the pump inlet pipeline of the circulating pump 11.
Further, the three connections at the pump outlet hand valve 24 are ultimately connected to each outlet hand valve, on each outlet pipe a temperature sensor a and a pressure transducer are mounted.
Further, a pressure sensor A is arranged at the steam inlet of the heater 28, and a temperature sensor B is arranged at the condensate water outlet pipeline of the heater 28.
Further, a temperature sensor C and a pressure sensor B are arranged at the outlet of the brine inlet pipeline 14, and a pressure sensor C is arranged at the inlet of the brine inlet pipeline 14.
Further, the equipment main body is arranged in a stainless steel case which is a two-layer frame structure made of square steel materials.
Further, the circulating pump 11 is fixed inside the stainless steel cabinet near the front of the cabinet, and the cooler 27 and the heater 28 are fixed at the bottom of the stainless steel cabinet side by side.
Further, install explosion-proof control box on the equipment main part, be provided with PLC system and control system in the explosion-proof control box, explosion-proof control box includes wiring board, power, start button and audible and visual warning.
Specific:
the heat transfer oil is adopted as a heat transfer medium, enters the system inlet basket filter 22 from the system inlet pipeline 29 through the system inlet hand valve 18, and enters the circulating pump 11 through the pump inlet hand valve 21 after exiting from the system inlet basket filter 22; after entering the circulating pump 11, the system is divided into two paths, one path enters the outlet loop basket filter 9 through the pump outlet loop hand valve A25, returns to the inlet of the circulating pump 11 through the pump outlet loop hand valve B20, enters an outlet channel of the pump outlet hand valve 24 through the pump outlet hand valve 24, and finally is connected to a system outlet pipeline 31 through three communicated pipes connected at the pump outlet hand valve 24, and each outlet hand valve is installed at the system outlet pipeline 31;
when the temperature of the heat conduction oil is lower than the set temperature, the heat conduction oil is automatically calculated through a PLC system arranged in an explosion-proof control box, the opening of a steam inlet hand valve A5 is controlled through a control system, a steam inlet automatic switch valve 16 is opened to heat the heat conduction oil, and the heat conduction oil is transmitted into a reaction kettle jacket through a circulating pump 11 to heat a reaction kettle; when the temperature of the heat conducting oil is higher than the set temperature and the system needs to be cooled, the heating system is closed, the PLC system arranged in the explosion-proof control box is used for automatic calculation, the control system is used for controlling the opening of the condenser outlet hand valve A34, the heat conducting oil enters the cooler 27, the brine inlet automatic switch valve 3 is opened, the heat conducting oil is cooled, and the heat conducting oil is transmitted into the reaction kettle jacket through the circulating pump 11 to cool the reaction kettle; when the heat conduction oil does not need heating or cooling, the PLC system automatically calculates to control the opening of the outlet pipeline hand valve 8 of the outlet pipeline, and the heat conduction oil directly enters the system outlet pipeline 31 through the outlet pipeline hand valve.
When the heat conducting oil needs to be heated, an automatic control valve of a control heating pipeline is opened, the heat conducting oil enters the heater 28, low-pressure steam enters the heater 28 after passing through the steam inlet hand valve A5, the steam inlet Y-shaped filter 6, the steam inlet pneumatic switch valve 16 and the steam inlet hand valve B17, and the heat conducting oil entering the heater 28 is heated; the steam becomes condensed water in the heater 28, and is discharged into a condensed water main pipe through a condenser outlet hand valve A34 and a condenser drain valve 35, and a condensed water bypass valve 37 is arranged on the condensed water outlet pipe; when the heat conduction oil needs to be cooled, the automatic control valve for controlling the cooling pipeline is opened, the heat conduction oil enters the cooler 27, the brine passes through the brine inlet butt-clamp type ball valve A1, the brine inlet Y-shaped filter 2, the brine inlet automatic control valve 3 and the brine inlet butt-clamp type ball valve 24 enter the cooler, and the heat conduction oil entering the cooler 27 is cooled. Upon completion of cooling, the brine is discharged through brine outlet pinch ball valve 26 into brine outlet conduit 30.
Notably, are: the whole device controls the implementation of the device through the total control button, and because the equipment matched with the control button is common equipment, the device belongs to the existing technology, and the electrical connection relation and the specific circuit structure of the device are not repeated here.
Finally, it should be noted that: the above is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that the present invention is described in detail with reference to the foregoing embodiments, and modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A temperature control system for chemical reactions, characterized by comprising a system inlet conduit (29), a steam inlet conduit (15) and a brine inlet conduit (14); the system inlet pipeline (29) is provided with a system inlet pipeline hand valve (18), and the system inlet pipeline (29) is connected to the inlet of the system inlet basket filter (22) through a pipeline; a pump inlet hand valve (21) is arranged at the outlet of the system inlet basket filter (22), and the system inlet basket filter (22) is connected to the inlet of the circulating pump (11) through a pipeline; the outlet of the circulating pump (11) is connected with two outlet pipelines, a pump outlet loop hand valve A (25) is arranged on an outlet pipeline at the outlet of the circulating pump (11), and the pump outlet loop hand valve A (25) is connected to the inlet of the pump outlet loop basket filter (19) through a pipeline; the outlet of the pump outlet loop basket filter (19) is connected to the pump outlet loop hand valve B (20) in a short way through a pipeline, and the pump outlet loop hand valve B (20) is connected to the inlet of the circulating pump (11) through a pipeline; a pump outlet hand valve (24) is arranged on the other outlet pipeline at the outlet of the circulating pump (11), and the pump outlet hand valve (24) is connected with three communication pipelines;
an outlet pipeline automatic control valve (7) is connected to a communication pipeline at the pump outlet hand valve (24), the outlet of the outlet pipeline automatic control valve (7) is connected with an outlet pipeline hand valve (8) through a pipeline, and the outlet pipeline hand valve (8) is connected with an outlet pipeline (31) of the system through a pipeline; the pump outlet hand valve (24) is connected to the inlet of the cooling tube side automatic control valve (9) through a communication pipeline, and the outlet of the cooling tube side automatic control valve (9) is connected with the cooler inlet hand valve (10) through a pipeline; the cooler inlet hand valve (10) is connected with the cooler (27) through a pipeline, the outlet of the cooler (27) is connected with the cooler outlet hand valve (32) through a pipeline, and the cooler outlet hand valve (32) is connected with the system outlet pipeline (31) through a pipeline; the other communication pipeline at the pump outlet hand valve (24) is connected with the inlet of the heating tube side automatic regulating valve (13), and the outlet of the heating tube side automatic regulating valve (13) is connected with the heater inlet hand valve (12) through a pipeline; the heater inlet hand valve (12) is connected with the heater (28) through a pipeline, the outlet of the heater (28) is connected with the heater outlet hand valve (33) through a pipeline, and the heater outlet hand valve (33) is connected with the system outlet pipeline (31) through a pipeline;
the steam inlet pipeline (15) is connected with the steam inlet hand valve A (5), the steam inlet hand valve A (5) is connected to the steam inlet Y-shaped filter (6) through a pipeline, and the steam inlet Y-shaped filter (6) is connected to the steam inlet automatic switch valve (16) through a pipeline; the steam inlet automatic switch valve (16) is connected with the steam inlet hand valve B (17), and the steam inlet automatic switch valve (16) is connected with the steam inlet of the heater (28) through a pipeline; a condenser outlet hand valve A (34), a condenser drain valve (35) and a condenser outlet hand valve B (36) are arranged at the condensed water outlet of the heater (28), a bypass valve (37) is arranged on a condensed water outlet pipeline of the heater (28), and the condensed water outlet pipeline of the heater (28) is connected to the condensed water outlet pipeline (23);
the brine inlet pipeline (14) is connected to the brine inlet butt-clamp type ball valve A (1), the brine inlet butt-clamp type ball valve A (1) is connected to the brine inlet Y-shaped filter (2), and the brine inlet Y-shaped filter (2) is connected with the brine inlet automatic switch valve (3) and the brine inlet butt-clamp type ball valve 2 (4) through pipelines; the brine inlet Y-shaped filter (2) is connected with a brine inlet of the cooler (27) through a pipeline, a brine outlet of the cooler (27) is connected with a brine outlet butt-clamp type ball valve (26) through a pipeline, and the brine outlet butt-clamp type ball valve (26) is connected with a brine outlet pipeline (30) through a pipeline.
2. A temperature control system for chemical reactions according to claim 1 characterised in that the circulation pump (11) has an inlet temperature sensor mounted on the pump inlet conduit.
3. A temperature control system for chemical reactions according to claim 1, characterized in that the three connections at the pump outlet hand valve (24) are finally connected to the outlet hand valves, on each outlet pipe a temperature sensor a and a pressure transducer are mounted.
4. A chemical reaction temperature control system according to claim 1, characterized in that the heater (28) is provided with a pressure sensor a at the steam inlet and a temperature sensor B at the condensate outlet pipe of the heater (28).
5. A temperature control system for chemical reactions according to claim 1 characterised in that the temperature sensor C and the pressure sensor B are mounted at the outlet of the brine inlet conduit (14) and the pressure sensor C is mounted at the inlet of the brine inlet conduit (14).
6. The chemical reaction temperature control system according to claim 1, wherein the apparatus body is disposed in a stainless steel cabinet, and the stainless steel cabinet is a two-layered frame structure made of square steel material.
7. A temperature control system for chemical reactions according to claim 1 characterized in that the circulation pump (11) is fixed inside the stainless steel cabinet near the front of the cabinet, and the cooler (27) and the heater (28) are fixed side by side at the bottom of the stainless steel cabinet.
8. The temperature control system for chemical reaction according to claim 1, wherein an explosion-proof control box is installed on the main body of the equipment, a PLC system and a control system are arranged in the explosion-proof control box, and the explosion-proof control box comprises an electric wire board, a power supply, a start button and an audible and visual alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811525646.6A CN109513407B (en) | 2018-12-13 | 2018-12-13 | Temperature control system for chemical reaction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811525646.6A CN109513407B (en) | 2018-12-13 | 2018-12-13 | Temperature control system for chemical reaction |
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| Publication Number | Publication Date |
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| CN109513407A CN109513407A (en) | 2019-03-26 |
| CN109513407B true CN109513407B (en) | 2023-12-08 |
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| CN201811525646.6A Active CN109513407B (en) | 2018-12-13 | 2018-12-13 | Temperature control system for chemical reaction |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110026141B (en) * | 2019-05-07 | 2020-11-20 | 上海友尹化工装备有限公司 | Chemical reaction temperature control system of alcohol-water system |
| CN110134162B (en) * | 2019-05-23 | 2024-01-16 | 上海友尹化工装备有限公司 | Ultralow-temperature automatic control system for chemical reaction temperature |
| CN110860269A (en) * | 2019-12-06 | 2020-03-06 | 常德云港生物科技有限公司 | Temperature-controllable heating reaction device for extracting cholic acid from fel |
| CN113117619B (en) * | 2021-05-27 | 2022-07-05 | 山东亿博润新材料科技有限公司 | Improved generation stainless steel reation kettle |
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| KR101555273B1 (en) * | 2015-03-16 | 2015-09-25 | 주식회사 모두이엔씨 | Automatic temperature control system for reactor |
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| CN207838978U (en) * | 2017-12-25 | 2018-09-11 | 杭州普适自动化工程有限公司 | A kind of temperature of reaction kettle control system |
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2018
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| KR101555273B1 (en) * | 2015-03-16 | 2015-09-25 | 주식회사 모두이엔씨 | Automatic temperature control system for reactor |
| KR20170017370A (en) * | 2015-08-06 | 2017-02-15 | 웰이앤씨 주식회사 | A temperature control apparatus for ultra high temperature synthetic chemistry reactor and operating method thereof |
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