CN104226016B - Real-time online multistage fine filtration system for heat conduction oil - Google Patents
Real-time online multistage fine filtration system for heat conduction oil Download PDFInfo
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- CN104226016B CN104226016B CN201310240277.7A CN201310240277A CN104226016B CN 104226016 B CN104226016 B CN 104226016B CN 201310240277 A CN201310240277 A CN 201310240277A CN 104226016 B CN104226016 B CN 104226016B
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Abstract
The invention discloses a real-time online multi-stage fine filtration system for heat conduction oil, which comprises a power source, a fine filtration module, an online detection module, a control module, a remote communication module, a connecting oil way and a pressure container, wherein the fine filtration module is connected with the power source; the heat-conducting oil after heat exchange enters the connecting oil way under the control of the power source and the control module, enters the fine filtering module after the sampling detection of the online detection module to remove impurities in the heat-conducting oil, is subjected to the sampling detection of the online detection module again, the qualified heat-conducting oil returns to the heat-conducting oil heating device, and the unqualified heat-conducting oil enters the fine filtering module to be subjected to multiple fine filtering until the qualified heat-conducting oil is subjected to the online detection and returns to the heat-conducting oil heating device; the problems of insufficient heat preservation of equipment, insufficient internal pollution discharge treatment, no real-time monitoring and the like can be solved, and more fine impurities in the heat conduction oil can be removed, and the heat conduction oil capable of meeting 300-700K can be borne.
Description
Technical Field
The utility model relates to a fluid filtration system, in particular to online real-time essence system of straining of high temperature conduction oil.
Background
Compared with the traditional heating modes such as direct heating, steam heating and the like, the heat-conducting oil heating device has the advantages of energy consumption saving, uniform heating, high temperature control precision, low operating pressure, safety, convenience and the like. Therefore, since the 80 th century, the development and application of heat transfer oil in China have been rapidly developed, and the heat transfer oil has been widely applied to various heating systems in the industries of chemical engineering, petroleum processing, petrochemical industry, chemical fibers, textiles, light industry, building materials, metallurgy, grain and oil food processing and the like.
If the operation temperature of the heat conduction oil exceeds the highest use temperature in the heat transfer process, chemical reaction can occur, and the coking phenomenon can occur on the wall of the oil guide pipe. Along with the thickening of coking layer, lead oil pipe wall temperature on the high side and promote the adhesion coking again, the pipe wall temperature of continuous bodiness further improves, along with the continuous bodiness heat transfer performance of pipe wall worsens, leads to heat conduction oil flow unobstructed, influences the normal operating of operational equipment. When coking is serious, explosion accidents can occur on the pipe wall.
This requires the use of a diathermic oil filtration system to filter out the coke produced during the operation of the diathermic oil. However, the heat conducting oil filtering system or equipment on the market at present generally has insufficient equipment heat preservation, which causes serious heat loss in the filtering equipment; the internal pollution discharge treatment is not taken into consideration, so that the filter element is frequently replaced; without a real-time monitoring system, the temperature and pressure conditions in the pressure vessel cannot be known in real time.
The high-temperature heat-conducting oil real-time online multi-stage fine filtration system developed by the utility model not only can effectively solve the defects, but also can remove more fine impurities in the heat-conducting oil, the filtration holes of the filter screen in the equipment can reach 2000 meshes, and the diameter of the filtration holes of general filtration equipment is 100 to 400 meshes; the temperature range suitable for heat transfer oil is wider, the pressure container can bear 300-700K heat transfer oil, and a common filtering system or equipment can only bear 300-400K heat transfer oil.
Disclosure of Invention
In view of this, at least one of the above-mentioned defects in the prior art needs to be overcome, and the problems of frequent filter element replacement and no real-time monitoring system caused by insufficient heat preservation and insufficient internal pollution discharge treatment of the equipment and the removal of finer impurities in the heat transfer oil can be effectively solved. The invention provides a real-time online multi-stage fine filtration system for heat conduction oil, which comprises a power source, a fine filtration module, an online detection module, a control module, a remote communication module, a connecting oil way and a pressure container, wherein the fine filtration module is connected with the power source; the heat-exchanged heat conduction oil enters the connecting oil way under the control of the power source and the control module, enters the fine filtering module after the sampling detection of the online detection module to remove impurities in the heat conduction oil, is subjected to the sampling detection of the online detection module again, the qualified heat conduction oil returns to the heat conduction oil heating device, the unqualified heat conduction oil enters the fine filtering module to be subjected to multiple fine filtering until the qualified heat conduction oil is detected, the fine filtering module comprises a first-stage fine filtering module, a second-stage fine filtering module and a third-stage fine filtering module, and the online detection module comprises a first-stage online detection module and a second-stage online detection module; the first-stage fine filtering module in the fine filtering module is arranged between the first-stage online detection module and the second-stage online detection module of the online detection module, and the second-stage fine filtering module in the fine filtering module is arranged behind the second-stage online detection module of the online detection module and can be guided to the first-stage online detection module; the fine filtering module and the online detection module are communicated with each other through the connecting oil way.
According to the background technology of the invention, compared with the prior art, the prior art generally has the defects of insufficient heat preservation of equipment, serious heat loss in the filtering equipment, and frequent replacement of a filter element due to the fact that the internal pollution discharge treatment is not taken into consideration; the temperature and pressure conditions in the pressure container cannot be known in real time without a real-time monitoring system; the high-temperature heat-conducting oil real-time online multi-stage fine filtration system developed by the utility model not only can effectively solve the defects, but also can remove more fine impurities in the heat-conducting oil, the filtration holes of the filter screen in the equipment can reach 2000 meshes, and the diameter of the filtration holes of general filtration equipment is 100 to 400 meshes; the temperature range suitable for heat transfer oil is wider, the pressure container can bear 300-700K heat transfer oil, and a common filtering system or equipment can only bear 300-400K heat transfer oil.
In addition, the heat transfer oil real-time online multi-stage fine filtration system disclosed by the invention also has the following additional technical characteristics:
furthermore, the connecting oil way comprises an oil supply pipe, an oil return pipe and a drain pipe, wherein the oil supply pipe and the oil return pipe are arranged between the heat exchange device and the working device, and the secondary utilization of the working heat conduction oil can be realized.
Furthermore, a sensing unit is arranged between the online detection module and the oil return pipe, and monitoring data of the sensing unit is transmitted to an external processing center.
Further, the sensing unit is a pressure sensor, a temperature sensor, a flow sensor, or any combination thereof.
Furthermore, the fine filtration module is connected with the drain pipe, and the drain pipe enables impurities deposited after the heat transfer oil is filtered to be effectively discharged.
Furthermore, the fine filtration module not only comprises a filtration unit, but also comprises an automatic cleaning unit, wherein the automatic cleaning unit is arranged inside the fine filtration module and is in interference fit with the filter element.
The fine filtration module comprises a filter element, and the automatic cleaning unit is arranged inside the filter element.
Furthermore, the oil supply pipe is arranged at the left upper part of the filter element and communicated with the filter element; the oil outlet pipe is arranged at the right lower part of the filter element and is communicated with the filter element through a middle part; the sewage discharge pipe is arranged under the filter element and communicated with the filter element; the power supply is installed directly over the filter core, provides power and realizes that the self-cleaning unit is right the filtration of filter core.
Furthermore, a pressure sensor is arranged at the joint of the oil supply pipe and the filter element;
optionally, the power source is a hydraulic power device, a pneumatic power device or an electric power device, and the power source can provide power support for the fine filtration module.
Furthermore, a layer of filter screen is arranged at the joint of the oil supply pipe and the fine filtering module, and the filter screen of the filter screen can effectively filter mechanical impurities in the heat transfer oil and can slow down direct impact of the heat transfer oil on the filter element.
Preferably, the number of the filtering holes of the filter screen is more than or equal to 2000 meshes.
Further, the control module also comprises a testing device, wherein the testing device comprises an oil supply pipe pressure sensor, an upper sensor and a lower sensor of a pressure container; the oil pipe pressure sensor is arranged at the end part of the oil supply pipe; the upper sensor and the lower sensor of the pressure vessel are arranged inside the pressure vessel and outside the filter element and used for measuring the pressure of the filtered heat-conducting oil in the pressure vessel. The main CPU in the control module can receive the pressure data of the pressure sensor in the pressure container and the pressure sensor of the oil supply pipe and send out the instructions for controlling the valve switches of the oil supply pipe, the oil outlet pipe and the sewage discharge pipe, the power source execution and the like according to the pressure difference between the pressure sensor and the oil supply pipe.
Furthermore, the outer wall of the pressure container is a heat-insulating layer, so that the heat loss in the container can be slowed down. And a wall temperature sensor is further arranged on the inner wall of the heat insulation layer, so that the temperature of the heat conduction oil in the pressure container can be monitored in real time.
The heat conducting oil flows into the equipment through the oil supply pipe under the normal working condition, is filtered by the filter element and finally flows into the oil outlet pipe, so that a complete circulation route is completed. And when the cleaning module execution in-process, advance, go out the oil pipe valve closure and prevent the conduction oil circulation, the blowdown pipe valve then need open, the conduction oil in the filter core then along with the motion of cleaning unit directly discharges from the filter core.
The heat conducting oil real-time online multi-stage fine filtration system can perform four-stage fine filtration. Wherein, the first-stage fine filtration process is that the heat conducting oil flows into the oil return pipeline only through the first-stage online detection module. The second-stage fine filtration process is that heat conduction oil needs to flow through the first-stage online detection module, the first-stage fine filtration module and the second-stage online detection module in sequence and then flows into an oil return pipeline. The third-stage fine filtration process is that heat conduction oil flows through the first-stage online detection module, the first-stage fine filtration module, the second-stage online detection module and the second-stage fine filtration module in sequence, then flows back to the first-stage online detection module, and finally flows into an oil return pipeline. The four-stage fine filtration process is that heat conduction oil firstly flows through the first-stage online detection module, the first-stage fine filtration module, the second-stage online detection module and the second-stage fine filtration module, then flows back to the first-stage online detection module, passes through the first-stage fine filtration module and the second-stage online detection module, and finally flows into the oil return pipe.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of a heat-conducting oil fine filtration module device provided by the present invention;
FIG. 2 is a schematic diagram of the primary fine filtration of heat transfer oil provided by the present invention;
FIG. 3 is a schematic diagram of the two-stage fine filtration of heat transfer oil provided by the present invention;
FIG. 4 is a schematic diagram of three-stage fine filtration of heat transfer oil provided by the present invention;
FIG. 5 is a schematic diagram of four-stage fine filtration of heat transfer oil provided by the present invention;
wherein, the marks are as follows, a fixing bolt 1, a pressure vessel cover 2, an outer heat-insulating layer 3, an upper sensor 4, a wall temperature sensor 5, an online sampling port 6, an oil outlet pipe 7, an online medicine adding port 8, a lower pressure sensor 9, an observation hole 10, an oil inlet pipe 11, a coarse filter screen 12, a filter element 13, a filter screen 14, a sewage discharge pipe 15, a hydraulic cylinder 16, a piston 17 and a cleaning plug 18
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 or similar 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 illustrative only and should not be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "bottom", "top", "front", "rear", "inner", "outer", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "coupled," "communicating," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, integrally connected, or detachably connected; may be communication within two elements; they may be directly connected or indirectly connected through an intermediate, and those skilled in the art will understand the specific meaning of the above terms in the present invention in specific situations.
The heat-conducting oil real-time online multistage fine filtration system of the invention is described below with reference to the accompanying drawings, and according to an embodiment of the invention, as shown in fig. 2-5, the invention provides a heat-conducting oil real-time online multistage fine filtration system, which comprises a power source, a fine filtration module, an online detection module, a control module, a remote communication module, a connecting oil way and a pressure container; the heat-exchanged heat conduction oil enters the connecting oil way under the control of the power source and the control module, enters the fine filtering module after the sampling detection of the online detection module to remove impurities in the heat conduction oil, is subjected to the sampling detection of the online detection module again, the qualified heat conduction oil returns to the heat conduction oil heating device, the unqualified heat conduction oil enters the fine filtering module to be subjected to multiple fine filtering until the qualified heat conduction oil is detected, the fine filtering module comprises a first-stage fine filtering module, a second-stage fine filtering module and a third-stage fine filtering module, and the online detection module comprises a first-stage online detection module and a second-stage online detection module; the first-stage fine filtering module in the fine filtering module is arranged between the first-stage online detection module and the second-stage online detection module of the online detection module, and the second-stage fine filtering module in the fine filtering module is arranged behind the second-stage online detection module of the online detection module and can be guided to the first-stage online detection module; the fine filtering module and the online detection module are communicated with each other through the connecting oil way. .
According to some embodiments of the invention, the connecting oil path comprises an oil supply pipe, an oil return pipe and a sewage discharge pipe, wherein the oil supply pipe and the oil return pipe are arranged between the heat exchange device and the working device, so that secondary utilization of working heat conduction oil can be realized.
According to some embodiments of the present invention, a sensing unit is installed between the online detection module and the oil return pipe, and the sensing unit transmits monitoring data to an external processing center.
According to some embodiments of the invention, the sensing unit is a pressure sensor or a temperature sensor or a flow sensor or any combination of the three.
According to some embodiments of the invention, the fine filtration module is connected with the drain pipe, and the drain pipe enables impurities deposited after the heat transfer oil is filtered to be effectively discharged.
According to some embodiments of the present invention, the fine filter module includes not only a filter unit, but also an automatic cleaning unit, which is installed inside the fine filter module and is in interference fit with the filter element.
The fine filtration module comprises a filter element, and the automatic cleaning unit is arranged inside the filter element.
According to some embodiments of the invention, the oil supply pipe is installed at an upper left side of the filter element, and communicates with the filter element; the oil outlet pipe is arranged at the right lower part of the filter element and is communicated with the filter element through a middle part; the sewage discharge pipe is arranged under the filter element and communicated with the filter element; the power supply is installed directly over the filter core, provides power and realizes that the self-cleaning unit is right the filtration of filter core.
According to some embodiments of the invention, a pressure sensor is installed at the connection of the oil supply pipe and the filter element;
optionally, the power source is a hydraulic power device, a pneumatic power device or an electric power device, and the power source can provide power support for the fine filtration module.
According to some embodiments of the invention, a layer of filter screen is arranged at the joint of the oil supply pipe and the fine filtering module, and the filter screen of the filter screen can effectively filter mechanical impurities in the heat transfer oil and can slow down direct impact of the heat transfer oil on the filter element.
Preferably, the number of the filtering holes of the filter screen is more than or equal to 2000 meshes.
According to some embodiments of the invention, the control module further comprises a testing device, wherein the testing device comprises a fuel supply pipe pressure sensor, an upper sensor and a lower sensor of the pressure vessel; the oil pipe pressure sensor is arranged at the end part of the oil supply pipe; the upper sensor and the lower sensor of the pressure vessel are arranged inside the pressure vessel and outside the filter element and used for measuring the pressure of the filtered heat-conducting oil in the pressure vessel. The main CPU in the control module can receive the pressure data of the pressure sensor in the pressure container and the pressure sensor of the oil supply pipe and send out the instructions for controlling the valve switches of the oil supply pipe, the oil outlet pipe and the sewage discharge pipe, the power source execution and the like according to the pressure difference between the pressure sensor and the oil supply pipe.
According to some embodiments of the invention, the outer wall of the pressure vessel is an insulating layer, which can slow down heat loss inside the vessel. And a wall temperature sensor is further arranged on the inner wall of the heat insulation layer, so that the temperature of the heat conduction oil in the pressure container can be monitored in real time.
According to an embodiment of the present invention, as shown in fig. 1, the oil inlet pipe 11 and the filter element 13 are sealed by a coarse strainer 12, which also has the functions of filtering mechanical impurities in the conduction oil and slowing down direct impact of the conduction oil. The filter element 13 is coupled to the pressure vessel cover 2 by means of a bolt 1. A screen 14 is mounted on the outer surface of the filter element 13. The oil outlet pipe 7 is not directly communicated with the filter element 13, but flows into the heat conducting oil in the pressure vessel through small holes on the surface of the oil outlet pipe. The oil inlet pipe 11 and the oil outlet pipe 7 are provided with flow control valves for controlling the flow of the heat conducting oil. The online sampling port 6 and the online medicine adding port 8 are provided with brake valves for online sampling monitoring and medicine adding neutralization. The upper pressure sensor 4 is installed right and left from the bottom 3/5 of the pressure vessel, and the lower pressure sensor 9 is installed right and left from the bottom 1/3. The observation hole 10 can be used for observing the quality of the filtered heat conducting oil.
The pressure vessel cover and the filter element are connected by bolts. The upper part of the filter element cover is annularly provided with a hollow threaded column, and a bolt can be connected with the threaded column on the pressure container cover. The piston is connected with the cleaning unit through a piston rod, the closed space above the piston is filled with cold hydraulic oil, and the cleaning unit is positioned in the thermal-conductive oil layer and is in interference fit with the inner wall of the filter element. The power source drives the cleaning unit to move up and down through the piston. When the washing system is not operating, the washing unit is moved to the highest position, i.e. the pressure vessel cover. A small filter screen is arranged between the oil inlet pipe and the filter element. The outside of this filter screen is the pretension ring, and inside position is netted, plays the effect of device pretension, prefiltration and slow down the conduction oil and assault. The oil outlet pipe is divided into two parts, one part is positioned in the pressure container, and the other part is positioned outside the pressure container. The internal oil outlet pipe is arranged around the filter element in a circular ring shape, a large number of small holes are formed in the pipe wall, and heat conduction oil in the pressure container can flow to the oil outlet pipe through the small holes. The small hole is also provided with a filter screen which can prevent metal substances generated by aging of the pressure vessel from flowing into the oil outlet pipe.
According to an embodiment of the present invention, as shown in fig. 2, the present invention provides a schematic diagram of primary fine filtration of heat transfer oil, wherein the arrow direction is the flowing condition of the heat transfer oil. After the heat conduction oil flows into the first-level online detection module, an online sampling device in the first-level online detection module automatically acquires a heat conduction oil sample and performs oil quality detection. If the quality of the heat conduction oil is qualified, an oil return valve between the primary online detection module and the oil return pipeline is opened, so that the heat conduction oil flows into the oil return pipeline, and primary fine filtration of the system is completed.
According to an embodiment of the present invention, as shown in fig. 3, the heat transfer oil secondary fine filtration schematic diagram provided by the present invention is provided, wherein the arrow direction is the flowing condition of the heat transfer oil. After the heat conduction oil flows into the first-level online detection module, the online sampling device automatically acquires a heat conduction oil sample and detects the oil quality. If the quality of the heat conduction oil is unqualified, a filtering valve between the first-level online detection module and the first-level fine filtering module is opened, the heat conduction oil flows into the first-level fine filtering module, the heat conduction oil flows into the second-level online detection module after being filtered by the fine filtering module to be subjected to oil quality detection, if the detection result is qualified, the oil return valve is opened, the heat conduction oil can flow into an oil return pipeline from the second-level online detection module, and thus the second-level fine filtering of the system is completed.
According to an embodiment of the present invention, as shown in fig. 4, the three-stage fine filtration schematic diagram of heat transfer oil provided by the present invention is shown, wherein the arrow direction is the flowing condition of the heat transfer oil. And the heat conduction oil flows through the first-stage online detection module and the first-stage fine filtration module and then flows into the second-stage online detection module, if the second-stage online detection module shows that the quality of the heat conduction oil is still unqualified, a filtration valve between the second-stage online detection module and the second-stage fine filtration module is opened, and the heat conduction oil flows into the second-stage fine filtration valve for filtration. And the filtered heat conduction oil reflows to the first-stage online detection module again to be detected. And if the detection result is qualified, discharging the heat conduction oil into the oil return pipe. Thus, the three-stage fine filtration of the system is completed.
According to an embodiment of the present invention, as shown in fig. 5, the heat transfer oil is schematically illustrated by four-stage fine filtration, wherein the direction of the arrow is the flowing condition of the heat transfer oil. And the heat conduction oil flows through the first-stage online detection module, the first-stage fine filtration module, the second-stage online detection module and then flows back to the first-stage online detection module again, if the heat conduction oil is still unqualified, the heat conduction oil is continuously introduced into the first-stage fine filtration module for filtration, and the filtered heat conduction oil can be detected in the second-stage online detection module. Because the system carries out the level four fine filtration, this system carries out the fine filtration 3 times to the conduction oil promptly, and oil generally can reach the work demand, consequently can directly let in the conduction oil back oil pipe at second grade on-line measuring module, can no longer carry out on-line measuring. This is the process of four-stage fine filtration in the system. In addition, the real-time control module can automatically perform actions such as filter element treatment, impurity pollution discharge and the like according to heat conduction oil quality detection reports in the primary and secondary fine filtering modules.
While specific embodiments of the invention have been described in detail with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. In particular, reasonable variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the foregoing disclosure, the drawings and the appended claims without departing from the spirit of the invention. Except variations and modifications in the component parts and/or arrangements, the scope of which is defined by the appended claims and equivalents thereof.
Claims (3)
1. A real-time online multistage fine filtration system for heat conduction oil is characterized by comprising a power source, a fine filtration module, an online detection module, a control module, a remote communication module, a connecting oil way and a pressure container; the heat-exchanged heat conduction oil enters the connecting oil way under the control of the power source and the control module, enters the fine filtering module after the sampling detection of the online detection module to remove impurities in the heat conduction oil, is subjected to the sampling detection of the online detection module again, the qualified heat conduction oil returns to the heat conduction oil heating device, the unqualified heat conduction oil enters the fine filtering module to be subjected to multiple fine filtering until the qualified heat conduction oil is detected, the fine filtering module comprises a first-stage fine filtering module, a second-stage fine filtering module and a third-stage fine filtering module, and the online detection module comprises a first-stage online detection module and a second-stage online detection module; the first-stage fine filtering module in the fine filtering module is arranged between the first-stage online detection module and the second-stage online detection module of the online detection module, and the second-stage fine filtering module in the fine filtering module is arranged behind the second-stage online detection module of the online detection module and can be guided to the first-stage online detection module; the fine filtering module and the online detection module are communicated with each other through the connecting oil way;
the connecting oil way comprises an oil supply pipe, an oil return pipe and a drain pipe, and the oil supply pipe and the oil return pipe are arranged between the heat exchange device and the working device, so that secondary utilization of working heat conduction oil can be realized;
a sensing unit is arranged between the online detection module and the oil return pipe, and monitoring data of the sensing unit is transmitted to an external processing center; the sensing unit is a pressure sensor or a temperature sensor or a flow sensor;
the control module also comprises a testing device, and the testing device comprises an oil supply pipe pressure sensor and a pressure sensor for measuring the pressure of the filtered heat-conducting oil in the pressure container; the control module receives pressure data of the pressure sensor and the pressure sensor of the oil supply pipe and sends out valve switch control on the connecting oil way and the power source execution instruction according to the pressure difference of the pressure sensor and the pressure sensor of the oil supply pipe;
the fine filtering module comprises a filtering unit and an automatic cleaning unit, and the automatic cleaning unit is arranged in the fine filtering module; the power of the fine filtering module is derived from the power source;
a layer of filter screen is arranged at the joint of the oil supply pipe and the fine filtering module, and the filter screen of the filter screen can effectively filter mechanical impurities in the heat conduction oil and can slow down direct impact of the heat conduction oil on the filter element;
the number of the filtering holes of the filter screen is more than or equal to 2000 meshes;
the outer wall of the pressure container is an insulating layer, and a wall temperature sensor is arranged on the inner wall of the insulating layer and used for monitoring the temperature of heat-conducting oil in the pressure container in real time;
the system carries out fine filtration for 3 times on the heat conduction oil, directly leads the heat conduction oil into an oil return pipe at a secondary detection module, and does not carry out online detection any more.
2. The real-time online multi-stage fine filtration system for heat transfer oil of claim 1, wherein the fine filtration module is connected with the drain pipe, and the drain pipe enables impurities deposited after the heat transfer oil is filtered to be effectively discharged.
3. The real-time on-line multi-stage fine filtration system for heat transfer oil of claim 1, wherein the power source is a hydraulic power device, a pneumatic power device or an electric power device, and the power source can provide power support for the fine filtration module.
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| CN112774302A (en) * | 2020-12-29 | 2021-05-11 | 徐州中液过滤技术有限公司 | Pipeline oil filter with detection function |
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