CN112683078B - Device for recycling steam condensate water in jacket of evaporation kettle - Google Patents
Device for recycling steam condensate water in jacket of evaporation kettle Download PDFInfo
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- CN112683078B CN112683078B CN202011409089.9A CN202011409089A CN112683078B CN 112683078 B CN112683078 B CN 112683078B CN 202011409089 A CN202011409089 A CN 202011409089A CN 112683078 B CN112683078 B CN 112683078B
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Abstract
The invention aims to provide a device for recycling steam condensate water of an evaporation kettle jacket. The system comprises an evaporation kettle and a jacket thereof, a steam condensate water tank pump, a buffer tank pump, a condenser, a control valve, a liquid level meter and corresponding pipelines, wherein the output end of the evaporation kettle jacket is connected with the input end of the steam condensate water tank; the output end of the steam condensate water tank is connected with the input end of the buffer tank; the output end of the buffer tank is connected with the input end of the condenser; the output end of the condenser is respectively connected with the buffer tank and the evaporation kettle jacket; the liquid level meter is arranged on the buffer tank; and the steam condensate water tank pump and the buffer tank pump are respectively arranged on the connecting pipelines of the output ends of the steam condensate water tank and the buffer tank. According to the device disclosed by the invention, only one medium of steam water is contained in the evaporation kettle or the reaction kettle jacket, and pollution is avoided, so that recycling of the steam condensate water in a boiler is realized, and energy is saved. Moreover, an inner coil pipe does not need to be added, and the device is simple.
Description
Technical Field
The invention belongs to the field of chemical steam application, and particularly relates to a device for recycling steam condensate water of an evaporation kettle jacket.
Background
The steam condensate is hot water generated after steam heat exchange, the temperature of the steam condensate is higher than 100 ℃, but the steam condensate belongs to low-temperature waste heat resources, the utilization efficiency is not high, and energy waste is caused. At present, the country increases management and control over water use and drainage of chemical enterprises, not only improves the water unit price of the chemical enterprises, but also improves the collection standard of pollution discharge cost, and in order to reduce production cost as much as possible, various measures are taken by each chemical enterprise for recycling. For production needs, the existing evaporation kettle (reaction kettle) of chemical enterprises is often connected with a steam pipeline and a cooling circulating water pipeline together at an inlet pipeline and an outlet pipeline. However, the circulating water flows through the jacket, and the water condensed when the water vapor flows through the jacket is mixed with the circulating water, so that the boiler cannot be reused due to pollution, and the direct discharge is very waste.
In addition, in order to prevent cross contamination of heating and cooling media of some evaporation kettles (reaction kettles), the adopted forms of the inner coil and the outer jacket solve the cross contamination, but the inner coil limits partial functions in the evaporation kettles (reaction kettles), and when the evaporation needs to dispose materials easy to scale, the inner coil can enable the materials to scale more easily, so that the cleaning difficulty is increased.
Aiming at the defects of the prior art, the invention aims to provide a device for recycling steam condensate of a jacket of an evaporation kettle.
Disclosure of Invention
The invention aims to provide a device for recycling steam condensate of an evaporation kettle jacket.
The above purpose of the invention is realized by the following technical scheme: an apparatus for recycling steam condensate from a jacket of an evaporation kettle, the apparatus comprising: the system comprises an evaporation kettle, a jacket of the evaporation kettle, a steam condensation water tank pump, a buffer tank pump, a condenser, a control valve, a liquid level meter and a corresponding pipeline, wherein the output end of the evaporation kettle jacket is connected with the input end of the steam condensation water tank, the output end of the steam condensation water tank is connected with the input end of the buffer tank, the output end of the condenser is connected with the input end of the condenser, the buffer tank is respectively connected with the evaporation kettle jacket, the buffer tank is provided with the liquid level meter, and the steam condensation water tank pump and the buffer tank pump are respectively arranged on connecting pipelines of the steam condensation water tank and the buffer tank output end.
As a further improvement of the invention, the control valve comprises a steam inlet valve, a steam condensate water tank outlet valve, a loop control valve, an evaporation kettle liquid inlet valve, a cache tank liquid inlet valve, a steam condensate water tank liquid inlet valve and a water return valve.
As a further improvement of the invention, a steam inlet valve is arranged on a steam inlet pipeline, the pipeline is connected to the evaporation kettle jacket, and a steam condensate tank liquid inlet valve is arranged on an output end pipeline of the evaporation kettle jacket.
As a further improvement of the invention, a liquid inlet valve of the buffer tank is additionally arranged on a water vapor inlet pipeline, and the pipeline is connected to the buffer tank.
As a further improvement of the invention, an outlet valve of the steam condensate tank is arranged on a pipeline at the output end of the pump of the steam condensate tank.
As a further improvement of the invention, a water return valve is arranged on a pipeline of the output end of the condenser to the buffer tank.
As a further improvement of the invention, an evaporation kettle liquid inlet valve is arranged on a pipeline leading from the output end of the condenser to the jacket of the evaporation kettle. And an evaporation kettle liquid inlet valve is arranged on a pipeline leading from the output end of the condenser to the evaporation kettle jacket.
As a further improvement of the invention, an evaporation kettle liquid inlet valve is arranged on a pipeline leading from the output end of the condenser to the jacket of the evaporation kettle.
As a further improvement of the invention, a control valve is arranged on the pipeline at the output end of the condenser, and the loop control valve is connected with the boiler.
As a further improvement of the invention, the outlet pressure of the steam condensate water tank pump and the buffer tank pump is 0.4-0.8 MPa.
Has the beneficial effects that: according to the invention, the external circulating system is added, the steam condensate enters the external circulating system, part of the steam condensate directly flows back to the boiler, part of the steam condensate in the external circulating system circulates, the circulating cooling water in the condenser is adopted for cooling, and the cooled steam condensate is used for cooling the evaporation kettle or the reaction kettle. A circulating system is added outside the evaporation kettle, and steam condensate water is used as circulating water. Only one medium of steam water is in the jacket of the evaporation kettle or the reaction kettle, and pollution is avoided, so that the recycling of the steam condensate water recycling boiler is realized, energy is saved, an inner coil is not required to be added, and the device is simpler.
Drawings
FIG. 1 is a process flow diagram of the present invention;
in the figure, 1, an evaporation kettle, 2, a steam condensate tank, 3, a steam condensate tank pump, 4, a buffer tank, 5, a buffer tank pump, 6, a condenser, 7, a control valve, 701, a steam inlet valve, 702, a steam condensate tank outlet valve, 703, a loop control valve, 704, an evaporation kettle liquid inlet valve, 705, a buffer tank liquid inlet valve, 706, a steam condensate tank liquid inlet valve, 707, a water return valve, 8 and a liquid level meter.
Detailed Description
The embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.
The embodiments of the present disclosure are described below with specific examples, and other advantages and effects of the present disclosure will be readily apparent to those skilled in the art from the disclosure in the specification. It is to be understood that the described embodiments are merely illustrative of some, and not restrictive, of the embodiments of the disclosure. The disclosure may be embodied or carried out in various other specific embodiments, and various modifications and changes may be made in the details within the description without departing from the spirit of the disclosure. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.
It is noted that various aspects of the embodiments are described below within the scope of the appended claims. It should be apparent that the aspects described herein may be embodied in a wide variety of forms and that any specific structure and/or function described herein is merely illustrative. Based on the disclosure, one skilled in the art should appreciate that one aspect described herein may be implemented independently of any other aspects and that two or more of these aspects may be combined in various ways. For example, an apparatus may be implemented and/or a method practiced using any number of the aspects set forth herein. Additionally, such an apparatus may be implemented and/or such a method may be practiced using other structure and/or functionality in addition to one or more of the aspects set forth herein.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present disclosure, and the drawings only show the components related to the present disclosure rather than the number, shape and size of the components in actual implementation, and the type, amount and ratio of the components in actual implementation may be changed arbitrarily, and the layout of the components may be more complicated.
In addition, in the following description, specific details are provided to facilitate a thorough understanding of the examples. However, it will be understood by those skilled in the art that the aspects may be practiced without these specific details.
Referring to fig. 1, a device for recycling steam condensate from a jacket of an evaporation kettle comprises: the system comprises an evaporation kettle 1 and a jacket thereof, a steam condensate water tank 2, a steam condensate water tank pump 3, a buffer tank 4, a buffer tank pump 5, a condenser 6, a control valve 7, a liquid level meter 8 and corresponding pipelines, wherein the output end of the jacket of the evaporation kettle 1 is connected with the input end of the steam condensate water tank 2, the output end of the steam condensate water tank 2 is connected with the input end of the buffer tank 4, the output end of the buffer tank 4 is connected with the input end of the condenser 6, the output end of the condenser 6 is connected with the buffer tank 4, the jacket of the evaporation kettle 1 is respectively connected with the liquid level meter 8 on the buffer tank 4, and the steam condensate water tank pump 3 and the buffer tank pump 5 are respectively arranged on the connecting pipelines of the output ends of the steam condensate water tank 3 and the buffer tank 4. The control valve 7 comprises a steam inlet valve 701, a steam condensate water tank outlet valve 702, a loop control valve 703, an evaporation kettle liquid inlet valve 704, a buffer tank liquid inlet valve 705, a steam condensate water tank liquid inlet valve 706 and a water return valve 707. A steam inlet valve 701 is arranged on a steam inlet pipeline, the steam inlet pipeline is connected to the jacket of the evaporation kettle 1, and a steam condensate tank liquid inlet valve 706 is arranged on an output end pipeline of the jacket of the evaporation kettle 1. A buffer tank liquid inlet valve 705 is additionally arranged on the steam inlet pipeline, and the pipeline is connected to the buffer tank 4. And a steam condensate tank outlet valve 702 is arranged on a pipeline at the output end of the steam condensate tank pump 3. A water return valve 707 is arranged on a pipeline leading from the output end of the condenser 6 to the buffer tank 4. An evaporation kettle liquid inlet valve 704 is arranged on a pipeline leading to the jacket of the evaporation kettle 1 at the output end of the condenser 6. And a loop control valve 703 is arranged on a pipeline at the output end of the condenser 6 and is connected with a boiler. The outlet pressure of the steam condensate water tank pump 3 and the buffer tank pump 5 is 0.4-0.8 MPa.
The working principle is as follows: when the heating is needed in production, the steam of the boiler system enters a jacket of the evaporation kettle 1 through a steam inlet valve 701, the steam condensate water generated after heat exchange enters a steam condensate water tank 2 through a valve 706, the steam condensate water is pumped back to the boiler system through a steam condensate water tank outlet by a steam condensate water tank pump 3, in addition, part of water enters a buffer tank 4 by manually adjusting a steam condensate water tank outlet valve 702, the heat exchange is carried out through a buffer tank pump 5 and a condenser 6, finally, the opening degree of a loop control valve 703 is automatically adjusted according to the liquid level of a liquid level meter 8, so that the water quantity of the boiler system is adjusted, in addition, the buffer tank 4, the buffer tank pump 5, the condenser 6 and a water return valve 707 form an external circulation cooling system, and the water is supplied for use when other kettles same with the evaporation kettle 1 need cooling water.
When the evaporation kettle 1 needs to be cooled, the steam inlet valve 701 is closed to stop the steam coming from the outside, the steam condensate water valve 706 is closed, the liquid inlet valve 704 of the evaporation kettle is opened, the condensate water enters the jacket of the evaporation kettle 1, the condensate water with the increased temperature returns to the cache tank 4 through the liquid inlet valve 705 of the cache tank after heat exchange, and an external circulation cooling system is formed through the cache tank 4, the cache tank pump 5, the condenser 6 and the water return valve 707 to circularly reduce the temperature, so that the temperature of the material in the evaporation kettle 1 is reduced.
According to the invention, the external circulating system is added, the steam condensate enters the external circulating system, part of the steam condensate directly flows back to the boiler, part of the steam condensate in the external circulating system circulates, the circulating cooling water in the condenser is adopted for cooling, and the cooled steam condensate is used for cooling the evaporation kettle or the reaction kettle. A circulating system is added outside the evaporation kettle, and steam condensate water is used as circulating water. Only one medium of steam water is in the jacket of the evaporation kettle or the reaction kettle, and pollution is avoided, so that the recycling of the steam condensate water recycling boiler is realized, energy is saved, an inner coil is not required to be added, and the device is simpler.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a device that evaporation kettle presss from both sides cover steam condensate water cyclic utilization which characterized in that: the device comprises: the system comprises an evaporation kettle, a jacket of the evaporation kettle, a steam condensation water tank pump, a buffer tank pump, a condenser, a control valve, a liquid level meter and a corresponding pipeline, wherein the output end of the evaporation kettle jacket is connected with the input end of the steam condensation water tank, the output end of the steam condensation water tank is connected with the input end of the buffer tank, the output end of the condenser is connected with the input end of the condenser, the buffer tank is respectively connected with the evaporation kettle jacket, the buffer tank is provided with the liquid level meter, and the steam condensation water tank pump and the buffer tank pump are respectively arranged on connecting pipelines of the steam condensation water tank and the buffer tank output end.
2. The device for recycling steam condensate from the jacket of an evaporation kettle as claimed in claim 1, wherein: a steam inlet valve is arranged on the steam inlet pipeline, the pipeline is connected to the evaporation kettle jacket, and a steam condensate tank liquid inlet valve is arranged on the output end pipeline of the evaporation kettle jacket.
3. The device for recycling steam condensate from the jacket of an evaporation kettle as claimed in claim 2, wherein: a liquid inlet valve of the buffer tank is additionally arranged on the vapor inlet pipeline, and the pipeline is connected to the buffer tank.
4. An apparatus for recycling steam condensate from a jacket of an evaporation tank as set forth in claim 3, wherein: and a steam condensate water tank outlet valve is arranged on the pipeline of the output end of the steam condensate water tank pump.
5. The device for recycling steam condensate from the jacket of an evaporation kettle as claimed in claim 4, wherein: and a water return valve is arranged on a pipeline leading from the output end of the condenser to the buffer tank.
6. The device for recycling steam condensate from the jacket of an evaporation kettle as claimed in claim 5, wherein: and an evaporation kettle liquid inlet valve is arranged on a pipeline leading from the output end of the condenser to the evaporation kettle jacket.
7. The device for recycling steam condensate from the jacket of an evaporation kettle as claimed in claim 6, wherein: and a loop control valve is arranged on the pipeline at the output end of the condenser and is connected with the boiler.
8. An apparatus for recycling steam condensate from a jacket of an evaporation tank as set forth in claim 7, wherein: the outlet pressure of the steam condensate water tank pump and the outlet pressure of the buffer tank pump are 0.4-0.8 MPa.
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CN202011409089.9A CN112683078B (en) | 2020-12-04 | 2020-12-04 | Device for recycling steam condensate water in jacket of evaporation kettle |
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CN202011409089.9A CN112683078B (en) | 2020-12-04 | 2020-12-04 | Device for recycling steam condensate water in jacket of evaporation kettle |
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CN112683078B true CN112683078B (en) | 2022-07-29 |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN1024372C (en) * | 1991-09-10 | 1994-04-27 | 栾东华 | Semi-opened steam condensed water recovering system |
AUPN585795A0 (en) * | 1995-10-06 | 1995-11-02 | Tox Free Systems Inc. | Volatile materials treatment system |
DE19917115A1 (en) * | 1999-04-15 | 2000-10-19 | Messer Griesheim Gmbh | Method and device for cooling a gas stream |
CN102226648A (en) * | 2011-05-06 | 2011-10-26 | 江苏光阳动力环保设备有限公司 | Condensate water recovery device |
CN203824357U (en) * | 2014-05-26 | 2014-09-10 | 大庆中蓝石化有限公司 | Smooth operation system for condensation water for MTBE device |
CN205279057U (en) * | 2015-12-21 | 2016-06-01 | 云南爱尔康生物技术有限公司 | Automatic recovery system of steam condensate water |
CN206739916U (en) * | 2017-03-20 | 2017-12-12 | 武汉市华林粘合剂有限公司 | A kind of reactor waste heat recovery device |
CN206832073U (en) * | 2017-06-01 | 2018-01-02 | 广东奇乐趣食品科技有限公司 | A kind of steam cooling recovery system |
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