CN220436493U - Boiler system - Google Patents
Boiler system Download PDFInfo
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- CN220436493U CN220436493U CN202321532611.1U CN202321532611U CN220436493U CN 220436493 U CN220436493 U CN 220436493U CN 202321532611 U CN202321532611 U CN 202321532611U CN 220436493 U CN220436493 U CN 220436493U
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- boiler
- water level
- superheater
- subsystem
- economizer
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 103
- 238000005259 measurement Methods 0.000 claims abstract description 15
- 239000000779 smoke Substances 0.000 claims description 14
- 238000005070 sampling Methods 0.000 claims description 13
- 238000004891 communication Methods 0.000 claims description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 16
- 239000003546 flue gas Substances 0.000 abstract description 16
- 239000002699 waste material Substances 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 description 8
- 229920006395 saturated elastomer Polymers 0.000 description 5
- 239000000446 fuel Substances 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 239000002918 waste heat Substances 0.000 description 3
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Control Of Steam Boilers And Waste-Gas Boilers (AREA)
Abstract
The utility model relates to a boiler system, which comprises an upper boiler barrel, a lower boiler barrel, an economizer subsystem, a superheater subsystem, a first water level measurement subsystem and a second water level measurement subsystem, wherein a water level alarm controller is arranged in the upper boiler barrel; the system is provided with the first water level gauge which is matched with the balance container, so that the accuracy of measuring the water level in the boiler is improved, and the problem of overhigh pressure intensity caused by inaccurate measurement in the boiler is prevented; secondly, a water level alarm controller is also arranged, when the water level in the upper boiler is too high, an early warning is sent out, and further the attention of staff is brought to the attention, so that the staff can timely handle the water level, and the problems of too high pressure in the boiler and easy leakage are further prevented; meanwhile, the economizer subsystem and the superheater subsystem fully utilize heat in the flue gas, and waste of resources is reduced.
Description
Technical Field
The utility model relates to the technical field of boilers, in particular to a boiler system.
Background
The boiler is an energy conversion device, the energy input to the boiler is chemical energy and electric energy in fuel, and the boiler outputs steam, high temperature water or organic heat carrier with certain heat energy. The boiler is a water container heated on fire, the boiler is a place where fuel is burned, and the boiler comprises two parts of a boiler and a boiler. The hot water or steam generated in the boiler can provide heat energy required by industrial production and people living, and can be converted into mechanical energy through a steam power device or converted into electric energy through a generator. The boiler for supplying hot water is called a hot water boiler, and is mainly used for life and has a small amount of application in industrial production. A boiler generating steam is called a steam boiler, often simply called a boiler; in boiler systems, it is often necessary to control heating and water supply by personnel based on parameters such as the amount of water in the boiler, the temperature, etc. In the existing boiler systems, some systems generally monitor the boiler by providing a water level monitoring and temperature control device, monitor the water level by a worker, and the like in a mode of patrolling by the worker, but the manual monitoring mode generally lacks safety, if the worker ignores or the monitoring of the water level by a water level meter is inaccurate, the pressure in the boiler is possibly too high, so that the problems of leakage and the like are caused; in addition, the flue gas that boiler system discharged has a large amount of waste heat, and current waste heat recovery system generally contacts with the water tank through the exhaust pipe, and in the heat transfer with the heat transfer of flue gas to in drawing water back boiler through the water pump, and then reduce the gas use amount, but this mode even after many times heat exchange still has higher temperature at the flue gas of flue system tail end, causes the waste of resource.
Disclosure of Invention
The utility model aims to provide a boiler system which aims to solve the problems of the background technology. In order to achieve the above purpose, the present utility model provides the following technical solutions: comprises an upper boiler barrel, a lower boiler barrel communicated with the upper boiler and a lower boiler barrel;
the economizer subsystem is communicated with the upper boiler barrel and is arranged at the lower part of the tail flue of the upper boiler barrel;
the first water level measurement subsystem is arranged outside the upper boiler barrel and comprises a first water level gauge and a balance container, and the first water level gauge is communicated with the upper boiler barrel; one end of the balance container is connected with the first water level gauge, and the other end of the balance container is connected with the upper boiler barrel;
the second water level measurement subsystem is arranged in the upper boiler barrel and comprises a water level alarm controller arranged in the upper boiler barrel host;
and the superheater subsystem is connected with the upper boiler barrel.
Further, the boiler system further comprises: the boiler water sampling cooler is respectively connected with the upper boiler barrel and the lower boiler barrel.
Further, the economizer subsystem comprises an economizer, wherein a smoke inlet and a smoke outlet are formed in the economizer, the smoke inlet is communicated with the upper boiler barrel, and the economizer subsystem further comprises an upper economizer header arranged above the economizer and a lower economizer header arranged below the economizer.
Further, the second water level measurement subsystem includes a water level alarm controller connected with the balancing container.
Further, the second water level measuring subsystem further comprises an electric contact liquid level meter connected with the water level alarm controller.
Further, the second water level measuring subsystem further comprises a second water level gauge which is used for measuring the water level and is connected with the electric contact liquid level gauge.
Further, the superheater subsystem includes:
the superheater inlet header is communicated with the upper boiler barrel;
a superheater reducer Wen Jixiang connected to the superheater inlet header;
the superheater steam collecting box is connected with the superheater temperature reducing box;
and the superheater outlet header is connected with the superheater steam collecting header.
Further, the balance container is a self-compensating drum water level measuring device.
Compared with the prior art, the system is provided with the first water level gauge which is matched with the balance container, so that the accuracy of measuring the water level in the boiler is improved, and the problem of overhigh pressure intensity caused by inaccurate measurement in the boiler is prevented; secondly, a water level alarm controller is also arranged, when the water level in the upper boiler is too high, an early warning is sent out, and further the attention of staff is brought to the attention, so that the staff can timely handle the water level, and the problems of too high pressure in the boiler and easy leakage are further prevented; meanwhile, the economizer and the superheater subsystem fully utilize heat in the flue gas, and waste of resources is reduced.
Drawings
FIG. 1 is a system block diagram of a boiler system according to the present utility model;
wherein, 100, upper boiler barrel; 200. a lower drum; 300. a furnace water sampling cooler; 500. a superheater subsystem; 600. an economizer subsystem; 601. an upper header of the coal economizer; 602. a smoke inlet; 603. a smoke outlet; 604. a lower header of the coal economizer; 700. an inlet header of the superheater; 800. superheater reducing Wen Jixiang; 900. the superheater steam collection box; 1000. an outlet header of the superheater; 1. a first water level gauge; 2. a balancing container; 3. a water level alarm controller; 4. an electrical contact level gauge; 5. and a second water level gauge.
Detailed Description
In order to further describe the technical means and effects adopted by the present utility model for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present utility model with reference to the accompanying drawings and preferred embodiments.
Examples: referring to fig. 1, a boiler system includes an upper boiler drum 100 and a lower boiler drum 200 in communication with the upper boiler drum 100, wherein the upper boiler drum 100 includes an upper drum main machine and an upper drum bearing part in communication with the upper drum main machine;
the lower drum 200 comprises a lower drum main machine and a lower drum bearing part communicated with the lower drum main machine; all adopt the existing boiler structure; the utility model also includes; the economizer subsystem 600 is communicated with the upper boiler barrel 100 and is arranged at the lower part of the tail flue of the upper boiler barrel 100 and is used for recovering the heat of the flue gas of the boiler, so that the flue gas can be introduced into the economizer subsystem 600, then the water introduced into the boiler firstly flows into the economizer subsystem 600 for heating, and the temperature of the water entering the boiler can be increased, thereby reducing the use of fuel and saving energy sources; the first water level measuring subsystem is arranged outside the upper boiler barrel 100 and comprises a first water level gauge 1 and a balance container 2, wherein the first water level gauge 1 is communicated with the upper boiler barrel 100; one end of the balance container 2 is connected with the first water level gauge 1, and the other end is connected with the upper boiler barrel 100; the first water level gauge 1 is matched with the balance container 2, so that the accuracy of measuring the water level in the boiler is improved, and the problem of overhigh pressure intensity caused by inaccurate measurement in the boiler is prevented, wherein the balance container 2 can be a self-compensating drum water level measuring device; the second water level measurement subsystem is arranged in the upper boiler barrel 100 and comprises a water level alarm controller 3 arranged in the upper boiler barrel host; the superheater subsystem 500 is connected with the upper boiler barrel 100, when the internal water level of the upper boiler barrel 100 is too high, the water level alarm controller 3 gives out early warning, and further draws attention of staff, so that the staff can timely handle the water level alarm, and the problems of too high internal pressure of the boiler and easy leakage are further prevented; in the present utility model, a superheater subsystem 500 is also included in connection with the upper drum 100; the saturated steam is heated to superheated steam with a certain temperature by the superheater subsystem 500 by utilizing the heat of the flue gas, so that the efficiency of the power station is improved, and residual liquid water in the saturated steam is prevented from affecting related machines while the heat of the flue gas is utilized.
The boiler system further comprises: the boiler water sampling cooler 300, and the boiler water sampling cooler 300 is respectively connected with the upper boiler barrel 100 and the lower boiler barrel 200, and the high temperature is inconvenient for sampling and measuring because the water and steam in the boiler are mostly high in temperature; therefore, the furnace water sampling cooler 300 can cool the furnace water to 30-40 degrees, cool the steam to water and cool the steam to 30-40 degrees, so that the operator can safely sample the furnace water and the temperature of the cooling medium can be reduced below 30-40 degrees, the sampling test requirement can be met, and the furnace water sampling cooler 300 can also be a common middle sampling cooler.
The economizer subsystem 600 comprises an economizer, wherein a smoke inlet 602 and a smoke outlet 603 are formed in the economizer, and the smoke inlet 602 is communicated with the upper boiler barrel 100 and is used for circulating smoke generated after fuel combustion; the boiler water heat recovery device further comprises an upper economizer header 601 arranged above the economizer 600 and a lower economizer header 604 arranged below the economizer, wherein the upper economizer header 601 and the lower economizer header are used for circulating inflow boiler water, and the heat exchange mode between the upper economizer header and the lower economizer header can adopt common plate exchange modes and the like, so that the waste heat recovery quality of flue gas is greatly improved.
The second water level measurement subsystem further comprises an electric contact liquid level meter 4 connected with the water level alarm controller 3, wherein the water level alarm controller 3 can be a red or green indicator lamp and is matched with a buzzer to play a role in alarm; the electric contact liquid level meter 4 can rapidly test the liquid level in the upper boiler barrel 100 in real time, and provides a premise for starting the water level alarm controller 3; the second water level measuring subsystem further comprises a second water level meter 5 which is used for measuring the water level and is connected with the electric joint liquid level meter 4, and the second water level meter 5 is connected with the electric joint liquid level meter 4 and is used for calculating the water level and feeding back to the water level alarm controller 3.
In the present utility model, the superheater subsystem 500 includes: the superheater inlet header 700, the superheater inlet header 700 is communicated with the upper boiler barrel 100 and is used for entering saturated steam, and the superheater subsystem is provided with a smoke inlet and is used for entering smoke; the superheater subtracting Wen Jixiang, 800 is connected with the superheater inlet header 700, and the superheater subtracting Wen Jixiang, 800 is used for heat exchange between saturated steam and flue gas; the superheater vapor collection header 900 is connected with the superheater reducer Wen Jixiang, and the superheater vapor collection header 900 is used for storing superheated vapor obtained after heat exchange; the superheater outlet header 1000 is connected with the superheater steam collecting header 900 and is used for outflow of flue gas and superheated steam; the steam flow channel and the flue gas flow channel are mutually independent, and the heat exchange mode can adopt a heat exchange mode of a common superheater, in addition, in the embodiment, a superheated steam sampling cooler can be communicated in the superheater outlet header 1000 for sampling and detecting superheated steam.
Principle of operation
When the boiler system starts to work, the generated flue gas is divided into two paths, one path passes through the flue inlet 602 of the economizer subsystem 600 and flows out from the flue outlet 603, and the other path passes through the flue inlet of the superheater subsystem 500 and flows in, heat exchange occurs in the superheater temperature reduction header 800, and finally flows out from the superheater outlet header 1000; while the saturated steam produced will flow from the upper drum 100 into the superheater inlet header 700, superheater subtract Wen Jixiang, superheater steam header 800 and out of the superheater outlet header 1000; wherein heat exchange between flue gas and water entering the boiler occurs in the economizer 600; when the water level in the upper boiler 100 is too high, the water level alarm controller 3 gives out early warning, and the buzzer sounds while the indicator lights are on; the first water level gauge 1 is matched with the balance container 2, so that the accuracy of measuring the water level in the boiler is improved; the utility model improves the accuracy of measuring the water level in the boiler, prevents the problem of over-high pressure in the boiler caused by inaccurate measurement, and further draws attention of staff through early warning, so that the staff can timely process the water level, and further prevents the problems of over-high pressure in the boiler and easy leakage; in addition, the heat in the flue gas is fully utilized, and the waste of resources is reduced.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "upper," "lower," "left," "right," "front," "back," and the like are used herein for illustrative purposes only.
The present utility model is not limited to the above-mentioned embodiments, but is not limited to the above-mentioned embodiments, and any person skilled in the art can make some changes or modifications to the equivalent embodiments without departing from the scope of the present utility model, but any simple modification, equivalent changes and modification to the above-mentioned embodiments according to the technical substance of the present utility model still fall within the scope of the present utility model.
Claims (8)
1. A boiler system comprising an upper drum (100) and a lower drum (200) in communication with the upper drum (100), characterized in that it further comprises;
the economizer subsystem is communicated with the upper boiler barrel (100) and is arranged at the lower part of a tail flue of the upper boiler barrel (100);
the first water level measurement subsystem is arranged outside the upper boiler barrel (100) and comprises a first water level gauge (1) and a balance container (2), and the first water level gauge (1) is communicated with the upper boiler barrel (100); one end of the balance container (2) is connected with the first water level gauge (1), and the other end of the balance container is connected with the upper boiler barrel (100);
the second water level measurement subsystem is arranged in the upper boiler barrel (100) and comprises a water level alarm controller (3) arranged in the upper boiler barrel host;
-a superheater subsystem (500) connected to the upper drum (100).
2. The boiler system according to claim 1, further comprising: a boiler water sampling cooler (300), and the boiler water sampling cooler (300) is respectively connected with the upper boiler barrel (100) and the lower boiler barrel (200).
3. The boiler system according to claim 1, wherein the economizer subsystem comprises an economizer (600), a smoke inlet (602) and a smoke outlet (603) are arranged on the economizer (600), the smoke inlet (602) is communicated with the upper boiler barrel (100), and the boiler system further comprises an economizer upper header (601) arranged above the economizer (600) and an economizer lower header (604) arranged below the economizer (600).
4. A boiler system according to claim 1, wherein the second water level measurement subsystem comprises a water level alarm controller (3) connected to the balancing vessel (2).
5. The boiler system according to claim 4, wherein the second water level measurement subsystem further comprises an electrical contact level gauge (4) connected to the water level alarm controller (3).
6. A boiler system according to claim 5, wherein the second water level measuring sub-system further comprises a second water level gauge (5) for measuring the water level and connected to the electrical contact level gauge (4).
7. The boiler system according to claim 1, wherein the superheater subsystem (500) comprises:
a superheater inlet header (700), the superheater inlet header (700) being in communication with the upper drum (100);
a superheater subtract Wen Jixiang (800) connected to the superheater inlet header (700);
a superheater vapor collection header (900) is connected with the superheater header Wen Jixiang (800);
and the superheater outlet header (1000) is connected with the superheater steam collecting header (900).
8. A boiler system according to claim 1, wherein the balancing container (2) is a self-compensating drum level measuring device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321532611.1U CN220436493U (en) | 2023-06-15 | 2023-06-15 | Boiler system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321532611.1U CN220436493U (en) | 2023-06-15 | 2023-06-15 | Boiler system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220436493U true CN220436493U (en) | 2024-02-02 |
Family
ID=89691354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321532611.1U Active CN220436493U (en) | 2023-06-15 | 2023-06-15 | Boiler system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220436493U (en) |
-
2023
- 2023-06-15 CN CN202321532611.1U patent/CN220436493U/en active Active
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