CN212253628U - Smelting furnace cooling water monitoring system - Google Patents
Smelting furnace cooling water monitoring system Download PDFInfo
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- CN212253628U CN212253628U CN202020529631.3U CN202020529631U CN212253628U CN 212253628 U CN212253628 U CN 212253628U CN 202020529631 U CN202020529631 U CN 202020529631U CN 212253628 U CN212253628 U CN 212253628U
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Abstract
The utility model discloses a smelting furnace cooling water monitoring system, the system includes: the cooling system comprises at least one group of cooling assemblies, wherein each group of cooling assemblies comprises at least two cooling units, and the input end of each cooling unit is connected to the output end of a water supply pipeline; the first end of the flow divider is connected with the output end of the cooling unit, and the second end of the flow divider is connected with the input end of the water return pipeline; a first end of the first detection component is connected with the third ends of the at least two flow dividing valves, and a second end of the first detection component is connected with the input end of the water return pipeline; and the control assembly is connected with the first detection assembly and the flow dividing valve. The system can monitor the working state of at least one group of cooling assemblies through one first detection assembly, so that the monitoring cost is reduced, and the monitoring efficiency is improved.
Description
Technical Field
The utility model relates to a monitoring technology field especially relates to a smelting furnace cooling water monitoring system.
Background
The smelting furnace is special equipment for smelting production by using natural gas, coal gas, oil, electric energy, coal, mineral chemical energy and the like as energy sources. In the production process, the furnace body of the smelting furnace directly bears the corrosion of high-temperature melt, the washing of flue gas, the self weight and the stress generated by thermal expansion.
With the rapid development of the strengthening smelting process, the metallurgical furnace built by the conventional refractory materials can not meet the production and use requirements. Therefore, in order to meet the production and use requirements, the current metallurgical furnace usually adopts a water cooling element (such as a copper water jacket and the like) to forcibly cool the refractory material of the furnace body, or directly adopts the water cooling element as a part of the furnace body to be in contact with high temperature, and adopts slag adhering to protect the water cooling element.
However, when a large number of water cooling elements are used, the problems of burning out, cracking, water cut-off and the like of the water jacket inevitably exist, and potential safety hazards are brought to the use of the furnace kiln. If the abnormality of the water cooling element cannot be found in time, a major safety accident is easily caused.
In view of this, the present invention is especially provided.
Disclosure of Invention
The present invention aims to solve at least one of the technical problems in the related art to a certain extent.
Therefore, the utility model discloses a first aim at provides a smelting furnace cooling water monitoring system can realize monitoring at least a set of cooling element's operating condition through a first determine module, has reduced the monitoring cost, has promoted monitoring efficiency.
A second object of the present invention is to provide a method for monitoring cooling water in a melting furnace.
In order to achieve the above object, an embodiment of the utility model provides a smelting furnace cooling water monitoring system, include:
the cooling system comprises at least one group of cooling assemblies, wherein each group of cooling assemblies comprises at least two cooling units, and the input end of each cooling unit is connected to the output end of a water supply pipeline;
the first end of the flow divider is connected with the output end of the cooling component, and the second end of the flow divider is connected with the input end of the water return pipeline;
a first end of the first detection component is connected with the third ends of the at least two flow dividing valves, and a second end of the first detection component is connected with the input end of the water return pipeline;
and the control assembly is connected with the first detection assembly and the flow dividing valve.
According to the utility model discloses an embodiment, the cooling module is two sets of at least, first detection component is two at least, every first detection component corresponds a set of the cooling module.
According to the utility model discloses an embodiment still includes:
the first end of the water return container is connected with the output end of the first detection component, and the second end of the water return container is connected with the input end of the water return pipeline;
and the second end of the flow divider connected with the same first detection assembly is connected to the water return container corresponding to the same first detection assembly.
According to the utility model discloses an embodiment, it is a plurality of cooling unit's upstream side is provided with second detection module, and is a plurality of cooling unit's input all with second detection module's first end links to each other, second detection module's second end with water supply line's output links to each other.
According to the utility model discloses an embodiment, first determine module with the second determine module all includes at least one of flow detection element, pressure detection element and temperature detect element.
The embodiment of the utility model provides a smelting furnace cooling water monitoring system, including at least a set of cooling module, each set of cooling module includes at least two cooling units; the flow dividing valves correspond to the cooling units one by one, and the first detection assemblies and the control assemblies are arranged on the cooling units; the input end of each cooling unit is connected to the output end of the water supply pipeline; the first end of the flow divider is connected with the output end of the cooling unit, and the second end of the flow divider is connected with the input end of the water return pipeline; the first end of the first detection component is connected with the third ends of the at least two flow dividing valves, and the second end of the first detection component is connected with the input end of the water return pipeline; the control assembly is connected with the first detection assembly and the flow divider valve. The system can monitor the working state of at least one group of cooling assemblies through one first detection assembly, so that the monitoring cost is reduced, and the monitoring efficiency is improved.
The embodiment of the second aspect of the utility model provides a smelting furnace cooling water monitoring method is applicable to as in the embodiment of the first aspect smelting furnace cooling water monitoring system, the method includes:
detecting first operation data of a first pipeline communicated with a target cooling unit by using the first detection assembly;
and evaluating the working state of the target cooling unit according to the first operation data.
According to an embodiment of the present invention, said evaluating the operating state of the target cooling unit according to the first operational data comprises:
acquiring historical operating data of the first pipeline;
acquiring a deviation value between the first operation data and the historical operation data;
and determining the working state of the target cooling unit according to the deviation value.
According to the utility model discloses an embodiment, utilize first detection component detects first operational data of first pipeline that first detection component switched on with target cooling unit includes:
controlling a flow dividing valve connected with the target cooling unit to conduct the target cooling unit and the first detection assembly;
controlling to disconnect the connection between the rest of the diverter valves connected with the first detection assembly and the first detection assembly;
and detecting first operating data of the first pipeline by using the first detection component.
According to the utility model discloses an embodiment still includes:
detecting second operating data of a second pipeline where the second detection assembly is located by using the second detection assembly;
determining the working efficiency of the target cooling unit according to the first operation data and the second operation data.
The embodiment of the utility model provides a smelting furnace cooling water monitoring method utilizes the first detection subassembly among the smelting furnace cooling water monitoring system to detect the first operational data of the first pipeline that this first detection subassembly switches on with target cooling unit to according to the first operational data that detects, to the operating condition who assesses out target cooling unit, realized the monitoring to the operating condition of target cooling unit, reduced the monitoring cost, promoted monitoring efficiency.
Drawings
Fig. 1 is a system architecture diagram of a cooling water monitoring system according to an embodiment of the present disclosure;
fig. 2 is a schematic flow diagram of a cooling water monitoring method according to an embodiment of the present disclosure;
fig. 3 is a schematic step diagram illustrating a step of detecting first operation data of a first pipeline, which is connected between a first detection assembly and a target cooling assembly, by using the first detection assembly in the cooling water monitoring method according to an embodiment of the present disclosure;
fig. 4 is a schematic diagram illustrating a step of evaluating an operating state of a target cooling module according to first operation data in a cooling water monitoring method according to an embodiment of the present disclosure;
fig. 5 is a schematic diagram illustrating steps for determining the operating efficiency of the cooling module in the cooling water monitoring method according to an embodiment of the present disclosure.
In the figure:
1-a cooling unit; 2-a flow divider valve; 3-a first detection assembly; 4-water supply pipeline; 5-a water return pipeline;
6-a backwater container; 7-a second detection assembly; 8-a first on-off valve; 9-second switch valve.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
The smelting furnace and the cooling water monitoring system and method thereof according to the embodiments of the present invention will be described with reference to the accompanying drawings.
Example one
Fig. 1 is a system architecture diagram of a cooling water monitoring system according to an embodiment of the present disclosure. As shown in fig. 1, the cooling water monitoring system in the present embodiment includes: at least one group of cooling assemblies, wherein each group of cooling assemblies comprises at least two cooling units 1; the flow dividing valves 2, the first detection assemblies 3 and the control assemblies (not shown in the figure) correspond to the cooling units one to one. Wherein, the input end of each cooling unit 1 is connected to the output end of the water supply pipeline 4; the first end of the flow divider 2 is connected with the output end of the cooling unit 1, and the second end of the flow divider 2 is connected with the input end of the water return pipeline 5; the first end of the first detection component 3 is connected with the third ends of the at least two flow dividing valves 2, and the second end of the first detection component 3 is connected with the input end of the water return pipeline 5; the control assembly is connected with the first detection assembly 3 and the flow dividing valve 2. That is to say, in this embodiment, a first detection component 3 corresponds at least a set of cooling module, can realize monitoring at least a set of cooling module's operating condition through a first detection component 3 to reduce monitoring cost, promoted monitoring efficiency.
In the embodiment, the cooling unit 1 in the cooling assembly is used for cooling the liquid flowing from the water supply pipeline 4 to the water return pipeline 5; the flow dividing valve 2 is used for guiding the liquid flowing through the flow dividing valve 2 to the first detection component 3 or the water return pipeline 5; the first detection assembly 3 is used for detecting the operation data of the pipeline where the first detection assembly 3 is located; the control assembly is used for controlling the opening and closing directions of the flow dividing valve 2 and evaluating the working state of the cooling unit on the pipeline corresponding to the operation data according to the operation data.
Optionally, there are at least two groups of cooling assemblies, there are at least two first detection assemblies 3, and each first detection assembly 3 corresponds to one group of cooling assemblies.
Optionally, in order to facilitate the staff to manually detect the working condition of the cooling unit in the cooling assembly, the cooling water monitoring system for a smelting furnace provided by this embodiment further includes: a backwater container 6; the water return containers 6 correspond to the first detection components 3 one by one, the first ends of the water return containers 6 are connected with the output ends of the first detection components 3, and the second ends of the water return containers 6 are connected with the input ends of the water return pipelines 5; in addition, the second ends of the flow dividing valves 2 connected with the same first detection component 3 are connected to the water return containers 6 corresponding to the same first detection component 3.
It should be understood that the return water container 6 may be provided with, but not limited to, a sight hole through which a worker can directly observe the flow rate of each pipeline and evaluate the working condition of the corresponding cooling assembly according to the flow rate condition observed by the worker.
Optionally, a second detection assembly 7 is disposed on the upstream side of the plurality of cooling units 1, the input ends of the plurality of cooling units 1 are connected to the first end of the second detection assembly 7, and the second end of the second detection assembly 7 is connected to the output end of the water supply pipeline 4. That is, the plurality of cooling modules 1 are each connected to the water feed line 4 through the second detection module 7.
Optionally, in order to facilitate the control of the liquid flowing through the cooling modules 2, a first on-off valve 8 is provided between each cooling module 2 and the second detection module 7. When the first switch valve 8 is controlled to be opened, the corresponding pipeline between the cooling assembly 2 and the water supply pipeline 4 can be conducted; when the first switch valve 8 is controlled to be closed, the corresponding pipeline between the cooling assembly 2 and the water supply pipeline 4 can be disconnected.
Optionally, a second on-off valve 9 is provided between the second end of the second detection assembly 7 and the output end of the water supply line 4 in order to facilitate control of the liquid flowing out of the water supply line 4. When the second switch valve 9 is controlled to be opened, the liquid in the water supply pipeline 4 can flow out; when the second switch valve 9 is controlled to be closed, the water supply pipeline 4 can be controlled not to output liquid outwards.
Optionally, the first detection assembly 3 and the second detection assembly 7 each comprise at least one of a flow detection element, a pressure detection element and a temperature detection element. The flow detecting element may be, but is not limited to, an electromagnetic flowmeter, the pressure detecting element may be, but is not limited to, a pressure sensor, and the temperature detecting element may be, but is not limited to, a thermocouple.
In addition, as for the structures of the first detection member 3 and the second detection member 7, both may include a case and a fixed pipe in addition to the above-described detection element. Wherein, each detection element is fixedly connected (such as bolted connection, welding, riveting and the like) on the fixed pipeline; the fixed pipeline is fixed in the box body, and both ends of the fixed pipeline are communicated with the outside so as to be connected with external parts.
It should be noted that the cooling unit 1 in this embodiment may be, but is not limited to, a cooling water jacket, and the flow dividing valve 2 may be, but is not limited to, an electric/pneumatic three-way valve; the control component can be but is not limited to a programmable logic controller or a single chip microcomputer.
For the sake of understanding, the operation principle of the monitoring system for cooling water of a smelting furnace provided in the present embodiment will be explained below.
Opening both the first and second switching valves 8 and 9; opening a first end and a second end of the flow divider 2, and closing a third end of the flow divider 2; at this time, the water in the water supply pipeline 4 may sequentially enter the water return pipeline 5 through the second switch valve 9, the second detection component 7, the cooling unit 1, the flow dividing valve 2 and the water return container 6. The second detection assembly 7 can now detect the temperature, pressure and flow of the water flowing out of the water supply line 4.
When the working state of a certain cooling element 1 needs to be detected, the second end of the diverter valve 2 corresponding to the cooling unit 1 is closed, and the third end of the diverter valve 2 is opened, so that water flowing through the cooling unit 1 can enter a pipeline where the first detection component 3 is located; at this time, the first sensing member 3 can sense the temperature, pressure and flow rate of the water flow passing through the cooling unit 1.
Further, the control component can compare the operation data detected by the first detection component 3 with the preset data, so as to determine whether the working state of the cooling unit 1 is normal. For example, when the deviation value between the operation data and the preset data is large, it is indicated that the working state of the cooling unit 1 is poor, at this time, a potential safety hazard exists, and further, an early warning can be sent out, so that a worker can overhaul as soon as possible; when the deviation between the operation data and the preset data is small, it indicates that the operation state of the cooling unit 1 is good.
In addition, the control module may compare at least two of the operation data detected by the first detection module 3, the operation data detected by the second detection module 7 and the set parameter values of the cooling module 1 to determine the operating state of the cooling unit 1.
In summary, the cooling water monitoring system for the smelting furnace provided in this embodiment includes at least one set of cooling assemblies, where each set of cooling assemblies includes at least two cooling units, and a diverter valve, a first detection assembly and a control assembly that are in one-to-one correspondence with the cooling units; the input end of each cooling unit is connected to the output end of the water supply pipeline; the first end of the flow divider is connected with the output end of the cooling assembly, and the second end of the flow divider is connected with the input end of the water return pipeline; the first end of the first detection component is connected with the third ends of the at least two flow dividing valves, and the second end of the first detection component is connected with the input end of the water return pipeline; the control assembly is connected with the first detection assembly and the flow divider valve. The system can monitor the working state of at least one group of cooling assemblies through one first detection assembly, so that the monitoring cost is reduced, and the monitoring efficiency is improved.
Example two
Fig. 2 is a schematic flow diagram of a method for monitoring cooling water of a smelting furnace according to an embodiment of the present disclosure. As shown in fig. 2, the method for monitoring cooling water of a smelting furnace in the present embodiment is mainly applied to the system for monitoring cooling water of a smelting furnace in the first embodiment, and includes the following steps:
s101, detecting first operation data of a first pipeline communicated with the target cooling unit by using the first detection assembly.
When the working state of the cooling unit in the cooling assembly is monitored by using the monitoring system for cooling water of the smelting furnace in the first embodiment, the first detection assembly can be used for detecting the first operating data of the first pipeline communicated with the target cooling unit. Optionally, the first operational data includes at least one of temperature, pressure, and flow rate.
Optionally, as shown in fig. 3, the method comprises the following steps:
s201, controlling a flow dividing valve connected with the target cooling unit to conduct the target cooling unit and the first detection assembly.
After the staff issues the monitoring instruction of monitoring the target cooling unit, the control assembly controls the flow divider valve connected with the target cooling unit to conduct the target cooling unit and the first detection assembly. That is, the second end of the shunt valve is closed and the third end of the shunt valve is opened.
S202, controlling to disconnect the remaining shunt valve connected with the first detection assembly from the first detection assembly.
After the monitoring instruction of the target cooling unit is issued by the worker, the control assembly controls to disconnect the connection between the residual flow dividing valve connected with the first detection assembly and the first detection assembly, so that the first detection assembly only monitors the working state of the target cooling unit. That is, the second ends of the other shunt valves connected to the first sensing assembly are opened or maintained in an open state; and the third end of the other shunt valve connected with the first detection assembly is closed or kept in a closed state.
S203, detecting first operation data of the first pipeline by using the first detection component.
After the target cooling unit is connected with the first detection assembly and the rest of the shunt valve connected with the first detection assembly is disconnected from the first detection assembly, the first operation data of the first pipeline can be detected by the first detection assembly.
And S102, evaluating the working state of the target cooling unit according to the first operation data.
After the first operation data is detected, the working state of the target cooling unit can be evaluated according to the first operation data.
As a possible implementation, as shown in fig. 4, the method includes the following steps:
s301, obtaining historical operating data of the first pipeline.
The first detection component detects that the operation data is stored in a memory in the system every time, so that the current historical operation data of the first pipeline can be directly called from the memory.
S302, obtaining a deviation value between the first operation data and the historical operation data.
And comparing the first operation data with the historical operation data to obtain a deviation value between the first operation data and the historical operation data. Alternatively, the deviation values may be, but are not limited to, differences, ratios, and the like.
And S303, determining the working state of the target cooling assembly according to the deviation value.
After the deviation value is determined, the working state of the target cooling unit can be determined according to the deviation value. If the deviation value is within the preset range, the working state of the target cooling unit can be determined to be good and meet the expectation; when the deviation value is outside the preset range, it can be determined that the operation state of the target cooling unit is poor.
In some embodiments, in order to evaluate the working efficiency of the cooling unit, the data detected by the first detection assembly and the second detection assembly may be compared to determine the working efficiency of the cooling unit. As shown in fig. 5, the method comprises the following steps:
s401, detecting second operation data of a second pipeline where a second detection assembly is located by using the second detection assembly.
After the water supply pipeline and the water return pipeline are communicated, the second detection component can detect second operation data of the second pipeline where the second detection component is located. Optionally, the second operational data includes at least one of temperature, pressure, and flow rate.
S402, determining the working efficiency of the target cooling unit according to the first operation data and the second operation data.
And comparing the first operating data with the second operating data to determine the working efficiency of the target cooling unit. For example, the cooling efficiency of the target cooling unit can be determined by performing a mathematical operation on the temperatures measured by the two.
Alternatively, the wear level of the target cooling unit may be determined according to the first operation data, the second operation data and the set parameter value of the target cooling unit to know the change condition of the target cooling unit and determine whether to replace the target cooling unit. For example, when the determined cooling efficiency of the target cooling unit is greatly different from the set cooling efficiency, it can be determined that the degree of wear of the target cooling unit is high, and the target cooling unit needs to be replaced as soon as possible.
It should be understood that, the above method is used to execute the system in the above embodiment, and the implementation principle and technical effect of the method are similar to those described in the above system, and the workflow of the method may refer to the corresponding process in the above system, and will not be described herein again.
The embodiment of the utility model provides a smelting furnace cooling water monitoring method utilizes the first detection subassembly among the smelting furnace cooling water monitoring system to detect the first operational data of the first pipeline that this first detection subassembly switches on with target cooling unit to according to the first operational data that detects, to the operating condition who assesses out target cooling unit, realized the monitoring to the operating condition of target cooling unit, reduced the monitoring cost, promoted monitoring efficiency.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (6)
1. A smelting furnace cooling water monitoring system, characterized by comprising:
the cooling system comprises at least one group of cooling assemblies, wherein each group of cooling assemblies comprises at least two cooling units, and the input end of each cooling unit is connected to the output end of a water supply pipeline;
the first end of the flow divider is connected with the output end of the cooling unit, and the second end of the flow divider is connected with the input end of the water return pipeline;
a first end of the first detection component is connected with the third ends of the at least two flow dividing valves, and a second end of the first detection component is connected with the input end of the water return pipeline;
and the control assembly is connected with the first detection assembly and the flow dividing valve.
2. The smelting furnace cooling water monitoring system of claim 1, wherein there are at least two sets of the cooling assemblies, and there are at least two first detection assemblies, one set for each first detection assembly.
3. The smelting furnace cooling water monitoring system of claim 1, further comprising:
the first end of the water return container is connected with the output end of the first detection component, and the second end of the water return container is connected with the input end of the water return pipeline;
and the second end of the flow divider connected with the same first detection assembly is connected to the water return container corresponding to the same first detection assembly.
4. The smelting furnace cooling water monitoring system according to claim 1, wherein a second detection assembly is provided upstream of the plurality of cooling units, and an input end of each of the plurality of cooling units is connected to a first end of the second detection assembly, and a second end of the second detection assembly is connected to an output end of the feed water pipe.
5. The smelting furnace cooling water monitoring system of claim 4, wherein the first and second detection assemblies each include at least one of a flow detection element, a pressure detection element, and a temperature detection element.
6. The cooling water monitoring system according to claim 5, wherein the flow detecting element is an electromagnetic flow meter, the pressure detecting element is a pressure sensor, and the temperature detecting element is a thermocouple.
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