CN217715457U - Water storage formula phase change energy storage device based on PLC control - Google Patents
Water storage formula phase change energy storage device based on PLC control Download PDFInfo
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- CN217715457U CN217715457U CN202221756625.7U CN202221756625U CN217715457U CN 217715457 U CN217715457 U CN 217715457U CN 202221756625 U CN202221756625 U CN 202221756625U CN 217715457 U CN217715457 U CN 217715457U
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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- Y02E60/14—Thermal energy storage
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Abstract
The utility model provides a water storage formula phase change energy storage device based on PLC control, include: first water tank, second water tank, first water tank monitoring module, second water tank monitoring module, heat transfer monitoring module, PLC controller and heat transfer module, heat transfer module is connected to first water tank, heat transfer module connects the second water tank, set up first water tank monitoring module, second water tank monitoring module and heat transfer monitoring module on first water tank, second water tank and the heat transfer module respectively, be provided with the control chamber between first water tank and the heat transfer module, the inside in control chamber sets up the PLC controller, first water tank monitoring module, second water tank monitoring module, heat transfer monitoring module and heat transfer module electric connection PLC controller. The utility model provides a water storage formula phase change energy memory based on PLC control, simple structure can realize millet electrical heating phase change material heat accumulation, carries out the heat transfer, realizes the domestic water heating, has improved energy storage utilization efficiency.
Description
Technical Field
The utility model relates to a phase change energy memory and water storage water heater technical field especially relate to a water storage formula phase change energy memory based on PLC control.
Background
In order to alleviate the phenomenon of concentrated electricity utilization at peak and improve the electricity supply and demand conditions, the state encourages to implement a peak-valley electricity price policy. Namely, the electricity price is lower at the valley time at night and higher at the peak time in the day. However, most of the existing energy storage devices are instant heating type, the flow of the output hot water is limited, the peak-valley electricity price can not be well adapted to the advantage change, the available time for heat preservation of the single heating water storage device is short, the heat loss is large, the use is inconvenient, and the energy consumption efficiency is low. Therefore, it is necessary to design a water storage type phase change energy storage device based on PLC control.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a water storage formula phase change energy storage device based on PLC control, simple structure is convenient for realize, and is energy-concerving and environment-protective, can realize millet electrical heating phase change material heat accumulation, carries out the heat transfer, realizes the domestic water heating, has improved energy storage utilization efficiency.
In order to achieve the above object, the utility model provides a following scheme:
a water storage formula phase change energy storage device based on PLC control includes: the heat exchanger comprises a first water tank, a second water tank, a first water tank monitoring module, a second water tank monitoring module, a heat exchange monitoring module, a PLC (programmable logic controller) and a heat exchange module, wherein the first water tank is connected with the heat exchange module;
the heat exchange module comprises a heat exchange shell, a phase change material, an electric heating rod, heat exchange tubes, a first water delivery pipeline and a second water delivery pipeline, wherein the phase change material is filled between inner ribbed plates of the heat exchange shell, a plurality of electric heating rods and a plurality of heat exchange tubes are arranged inside the phase change material, the electric heating rods are used for heating the phase change material, a plurality of first water delivery pipelines and a plurality of second water delivery pipelines are arranged corresponding to the heat exchange tubes, the first water tank is connected with the heat exchange tubes through a first water delivery pipeline, the heat exchange tubes are connected with the second water tank through a second water delivery pipeline, a first electromagnetic water valve and an axial flow water pump are arranged on the first water delivery pipeline, a second electromagnetic water valve is arranged on the second water delivery pipeline, top water inlets of the first water tank and the second water tank are respectively provided with a first water feeding water valve and a second water feeding valve, bottoms of the first water tank and the second water tank are respectively provided with a first water outlet and a second water feeding valve, and the electric heating rods, the first electromagnetic water feeding valve, the second electromagnetic water feeding valve, the axial flow water feeding valve, the first water feeding valve and the second water feeding valve are electrically connected with the PLC water pump.
Optionally, the first water tank, the second water tank and the heat exchange shell are all stainless steel shells, and polyurethane heat insulation materials are arranged outside the first water tank, the second water tank and the heat exchange shell.
Optionally, the phase change material is a stearic acid organic phase change material.
Optionally, the heat exchange tube is an S-shaped tube.
Optionally, the first water tank monitoring module comprises a first water level sensor and a first water temperature sensor, the first water level sensor and the first water temperature sensor are arranged inside the first water tank, and the first water level sensor and the first water temperature sensor are electrically connected with the PLC controller and used for acquiring the water level and the water temperature of the first water tank in real time.
Optionally, the second water tank monitoring module comprises a second water level sensor and a second water temperature sensor, the second water level sensor and the second water temperature sensor are arranged inside the second water tank and electrically connected with the PLC controller, and the second water level sensor and the second water temperature sensor are used for acquiring the water level and the water temperature of the second water tank in real time.
Optionally, the heat exchange monitoring module includes a high temperature sensor and a heat exchanger temperature sensor, the heat exchanger temperature sensor is arranged inside the phase change material and is used for collecting the temperature of the phase change material in real time, the high temperature sensor corresponds to the electrical heating rod and is provided with a plurality of electrical heating rods, the electrical heating rods are correspondingly arranged on the electrical heating rod and are used for collecting the temperature of the electrical heating rod, and the high temperature sensor and the heat exchanger temperature sensor are electrically connected to the PLC controller.
According to the utility model provides a concrete embodiment, the utility model discloses a following technological effect: the utility model provides a water storage type phase change energy storage device based on PLC control, the device is provided with a first water tank, a second water tank and a heat exchange module, the separation of energy storage input and hot water output functions is realized, after the heat storage of the heat exchange module is completed, a water conveying pipeline between the first water tank and the heat exchange module and between the second water tank and the heat exchange module is opened through a PLC controller, so that heat exchange is carried out between the two water tanks through water and a phase change material in the heat exchange module, and the heating of domestic water is realized; the device is provided with a first water tank monitoring module, a second water tank monitoring module and a heat exchange monitoring module, and can collect the water level and the water temperature of the water tank, the temperature of the heat exchange module and the temperature of the electric heating rods, wherein whether the electric heating rods are normal or not can be judged by judging the temperatures of the plurality of electric heating rods, so that accidents caused by abnormal fire of the electric heating rods are prevented; the first water tank, the second water tank and the heat exchange shell of the device are stainless steel shells, polyurethane heat insulation materials are arranged outside the first water tank, the second water tank and the heat exchange shell, heat can be kept by the polyurethane heat insulation materials, and the phase change materials are stearic acid organic phase change materials which are good in compatibility with the stainless steel shells, so that the maximum heat exchange efficiency is obtained.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.
Fig. 1 is a schematic diagram of a connection structure of a water storage type phase change energy storage device based on PLC control according to an embodiment of the present invention;
fig. 2 is a schematic view of a split structure of the water storage type phase change energy storage device based on PLC control according to the embodiment of the present invention;
fig. 3 is a schematic diagram of the internal structure of the water storage type phase change energy storage device based on PLC control according to the embodiment of the present invention;
fig. 4 is an installation schematic diagram of the first water tank monitoring module, the second water tank monitoring module and the heat exchange monitoring module.
Reference numerals are as follows: 1. a first water supply valve; 2. a second water supply valve; 3. a first water level sensor; 4. a first water temperature sensor; 5. a PLC controller; 6. an electrical heating rod; 7. a high temperature sensor; 8. a second water level sensor; 9. an axial flow water pump; 10. a first electromagnetic water valve; 11. a heat exchanger temperature sensor; 12. a second electromagnetic water valve; 13. a second water temperature sensor; 14. a control chamber; 15. a heat exchange module; 16. a first water outlet; 17. a second water outlet; 18. a heat exchange pipe; 19. a first water tank; 20. a second water tank.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model aims at providing a water storage formula phase change energy storage device based on PLC control, simple structure is convenient for realize, and is energy-concerving and environment-protective, can realize millet electrical heating phase change material heat accumulation, carries out the heat transfer, realizes the domestic water heating, has improved energy storage utilization efficiency.
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the following detailed description.
As shown in fig. 1, fig. 2 and fig. 3, the embodiment of the utility model provides a water storage formula phase change energy storage device based on PLC control, include: the system comprises a first water tank 19, a second water tank 20, a first water tank monitoring module, a second water tank monitoring module, a heat exchange monitoring module, a PLC (programmable logic controller) 5 and a heat exchange module 15, wherein the first water tank 19 is connected with the heat exchange module 15, the heat exchange module 15 is connected with the second water tank 20, the first water tank monitoring module, the second water tank monitoring module and the heat exchange monitoring module are respectively arranged on the first water tank 19, the second water tank 20 and the heat exchange module 15, a control cavity 14 is arranged between the first water tank 19 and the heat exchange module 15, the PLC 5 is arranged in the control cavity 14, and the first water tank monitoring module, the second water tank monitoring module, the heat exchange monitoring module and the heat exchange module 15 are electrically connected with the PLC 5;
the heat exchange module 5 comprises a heat exchange shell, a phase change material, an electric heating rod 6, a heat exchange tube 18, a first water conveying pipeline and a second water conveying pipeline, the phase change material is filled between rib plates inside the heat exchange shell, the electric heating rod 6 and the heat exchange tubes 18 are arranged inside the phase change material, the electric heating rod 6 is used for heating the phase change material, the first water conveying pipeline and the second water conveying pipeline are provided with a plurality of heat exchange tubes 18, the first water tank 19 is connected with the heat exchange tube 18 through the first water conveying pipeline, the heat exchange tubes 18 are connected with the second water tank 20 through the second water conveying pipeline, the first water conveying pipeline is provided with a first electromagnetic water valve 10 and an axial flow water pump 9, the second water conveying pipeline is provided with a second electromagnetic water valve 12, water inlets at the tops of the first water tank 19 and the second water tank 20 are respectively provided with a first water feeding water valve 1 and a second water feeding valve 2, the first water feeding valve 1 and the second water feeding valve 2 are respectively connected with a water source, the first electromagnetic water feeding valve 10 and a second water feeding valve 12 are respectively arranged at the bottoms of the first water tank 19 and the second water feeding valve 20, and the bottom of the first water feeding valve 2 is connected with a second water feeding valve 6, and a second water feeding valve 12, and a PLC water feeding valve 10 and a second water feeding valve 12, and a water feeding valve 2, and a water feeding valve 12 are respectively connected with a second water feeding valve 6 and a water feeding valve 12.
The first water tank 19, the second water tank 20 and the heat exchange shell are all stainless steel shells, and polyurethane heat insulation materials are arranged outside the first water tank 19, the second water tank 20 and the heat exchange shell.
The phase change material is a stearic acid organic phase change material.
The heat exchange tube 18 is an S-shaped tube.
As shown in fig. 4, the first water tank monitoring module includes a first water level sensor 3 and a first water temperature sensor 4, the first water level sensor 3 and the first water temperature sensor 4 are disposed inside the first water tank 19, and the first water level sensor 3 and the first water temperature sensor 4 are electrically connected to the PLC controller 5, and are configured to collect the water level and the water temperature of the first water tank 19 in real time.
The second water tank monitoring module comprises a second water level sensor 8 and a second water temperature sensor 13, the second water tank 19 is internally provided with the second water level sensor 8 and the second water temperature sensor 13, and the second water level sensor 8 and the second water temperature sensor 13 are electrically connected with the PLC controller 5 and used for collecting the water level and the water temperature of the second water tank 19 in real time.
The heat exchange monitoring module comprises a high-temperature sensor 7 and a heat exchanger temperature sensor 11, the heat exchanger temperature sensor 11 is arranged inside the phase-change material and used for collecting the temperature of the phase-change material in real time, the high-temperature sensor 7 corresponds to the electric heating rod 6 and is provided with a plurality of parts which are correspondingly arranged on the electric heating rod 6 and used for collecting the temperature of the electric heating rod 6, and the high-temperature sensor 7 and the heat exchanger temperature sensor 11 are electrically connected with the PLC 5.
The device is also provided with an alarm device for alarming, can adopt audible and visual alarms and the like, and is electrically connected with the PLC.
The device still is provided with touch display screen and wireless communication module, shows and controls the PLC controller through the information that touch display screen gathered the PLC controller, touch display screen electric connection the PLC controller, the PLC controller passes through wireless communication module communication connection host computer or removes the end, also can look over the information that the PLC controller gathered or control the PLC controller through host computer or removal end, wireless communication module can adopt the WIFI module.
The utility model discloses an embodiment does: the heat exchange module adopts a shell-and-sleeve heat exchanger, and the heat exchange tubes are two S-shaped tubes, so that two corresponding first water delivery pipelines and two corresponding second water delivery pipelines are arranged, in addition, four electric heating rods are arranged and are uniformly arranged in the phase change material of the shell-and-sleeve heat exchanger for uniform heating, four corresponding high-temperature sensors are also arranged, the first water tank, the second water tank and the shell-and-sleeve heat exchanger are cylindrical and are integrally connected, in addition, the axial flow water pumps on the two first water delivery pipelines have opposite flow directions and the same power flow, so that when the water pumps work, the water of the two water tanks flows through the heat exchange tubes of the shell-and-sleeve heat exchanger in a static circulation manner to exchange heat;
when the water supply device is used, firstly, the PLC acquires water level information of a first water tank and a second water tank, whether water is needed to be supplied is judged, if the water is needed to be supplied, a first water supply valve and a second water supply valve are opened, water is supplied, and after the water supply is finished, the PLC controls the first water supply valve and the second water supply valve to be closed, wherein magnesium rods are arranged in the first water tank and the second water tank to protect a water tank inner container and prevent corrosion and rusting;
the electric heating rod is controlled to heat the phase-change material by being started regularly through the PLC at night, the temperature of the shell type heat exchanger is collected through the heat exchanger temperature sensor at the moment, when the temperature reaches a preset temperature, the PLC controls the electric heating rod to stop heating, and in the heating process, the high-temperature sensor collects the temperatures of the four electric heating rods in real time and sends the temperatures to the PLC, wherein the sensing signals of the four high-temperature sensors are synchronous, and if the PLC detects that the temperature signals are different, the electric heating rod is stopped, and the alarm device is controlled to give an alarm to prevent accidents;
when the user has the demand to use life hot water in other periods, can open heat transfer heating function in advance, at this moment, first electromagnetism water valve of PLC control, second electromagnetism water valve and two axial compressor water pump are opened, realize first water tank, the second water tank is the same with the heat exchanger, the heat transfer of circulation water route, when first water temperature sensor and second water temperature sensor detect that the temperature reaches the setting value, first electromagnetism water valve of PLC control, second electromagnetism water valve and two axial compressor water pump close, carry out domestic water's output through the delivery port of first water tank and second water tank, additionally, axial compressor water pump's start will be behind first electromagnetism water valve and second electromagnetism water valve UNICOM pipeline, and stop will be before first electromagnetism water valve and second electromagnetism water valve close the pipeline, otherwise can make pipeline pressure too big, there is serious potential safety hazard.
The utility model provides a water storage formula phase change energy storage device based on PLC control, the device are provided with first water tank, second water tank and heat transfer module, have accomplished energy storage input and hot water output function separation, after heat transfer module heat accumulation is accomplished, open the hydraulic pipeline between first water tank and second water tank and the heat transfer module through the PLC controller, make between two water tanks through the water and the phase change material in the heat transfer module takes place the heat transfer, realize the heating to domestic water; the device is provided with a first water tank monitoring module, a second water tank monitoring module and a heat exchange monitoring module, and can collect the water level and the water temperature of the water tank, the temperature of the heat exchange module and the temperature of the electric heating rods, wherein whether the electric heating rods are normal or not can be judged by judging the temperatures of the plurality of electric heating rods, so that accidents caused by abnormal fire of the electric heating rods are prevented; the first water tank, the second water tank and the heat exchange shell of the device are all stainless steel shells, polyurethane heat insulation materials are arranged outside the stainless steel shells, the polyurethane heat insulation materials can keep warm, and phase change materials are stearic acid organic phase change materials which are good in compatibility with the stainless steel shells, so that the maximum heat exchange efficiency is obtained.
The principle and the implementation of the present invention are explained herein by using specific examples, and the above description of the embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (7)
1. The utility model provides a water storage formula phase change energy memory based on PLC control which characterized in that includes: the heat exchanger comprises a first water tank, a second water tank, a first water tank monitoring module, a second water tank monitoring module, a heat exchange monitoring module, a PLC (programmable logic controller) and a heat exchange module, wherein the first water tank is connected with the heat exchange module;
the heat exchange module comprises a heat exchange shell, a phase change material, an electric heating rod, a heat exchange tube, a first water conveying pipeline and a second water conveying pipeline, wherein the phase change material is filled between inner ribbed plates of the heat exchange shell, the electric heating rod and the heat exchange tubes are arranged in the phase change material, the electric heating rod is used for heating the phase change material, the first water conveying pipeline and the second water conveying pipeline correspond to the heat exchange tubes and are provided with a plurality of heat exchange tubes, the first water tank is connected with the heat exchange tubes through the first water conveying pipeline, the heat exchange tubes are connected with the second water tank through the second water conveying pipeline, the first water conveying pipeline is provided with a first electromagnetic water valve and an axial flow water pump, the second water conveying pipeline is provided with a second electromagnetic water valve, top water inlets of the first water tank and the second water tank are respectively provided with a first water feeding valve and a second water feeding valve, the bottoms of the first water tank and the second water tank are respectively provided with a first water outlet and a second water feeding valve, and the electric heating rod, the first electromagnetic water feeding valve, the second electromagnetic water valve, the axial flow water pump, the first water feeding valve and the second water feeding valve are electrically connected with the PLC controller.
2. The PLC-control-based water storage type phase change energy storage device according to claim 1, wherein the first water tank, the second water tank and the heat exchange shell are all stainless steel shells, and polyurethane heat insulation materials are arranged outside the first water tank, the second water tank and the heat exchange shell.
3. The PLC-control-based water storage type phase change energy storage device according to claim 1, wherein the phase change material is a stearic acid organic phase change material.
4. The PLC-control-based water storage type phase change energy storage device according to claim 1, wherein the heat exchange tube is an S-shaped tube.
5. The PLC-control-based water storage type phase-change energy storage device according to claim 1, wherein the first water tank monitoring module comprises a first water level sensor and a first water temperature sensor, the first water level sensor and the first water temperature sensor are arranged inside the first water tank, and the first water level sensor and the first water temperature sensor are electrically connected with the PLC controller and used for collecting the water level and the water temperature of the first water tank in real time.
6. The PLC-control-based water storage type phase change energy storage device according to claim 1, wherein the second water tank monitoring module comprises a second water level sensor and a second water temperature sensor, the second water level sensor and the second water temperature sensor are arranged inside the second water tank, and the second water level sensor and the second water temperature sensor are electrically connected to the PLC controller and used for collecting the water level and the water temperature of the second water tank in real time.
7. The PLC-control-based water storage type phase change energy storage device according to claim 1, wherein the heat exchange monitoring module comprises a high temperature sensor and a heat exchanger temperature sensor, the heat exchanger temperature sensor is arranged inside the phase change material and used for collecting the temperature of the phase change material in real time, the high temperature sensor is arranged in a plurality of positions corresponding to the electric heating rod and correspondingly arranged on the electric heating rod and used for collecting the temperature of the electric heating rod, and the high temperature sensor and the heat exchanger temperature sensor are electrically connected with the PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221756625.7U CN217715457U (en) | 2022-07-07 | 2022-07-07 | Water storage formula phase change energy storage device based on PLC control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221756625.7U CN217715457U (en) | 2022-07-07 | 2022-07-07 | Water storage formula phase change energy storage device based on PLC control |
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| Publication Number | Publication Date |
|---|---|
| CN217715457U true CN217715457U (en) | 2022-11-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221756625.7U Active CN217715457U (en) | 2022-07-07 | 2022-07-07 | Water storage formula phase change energy storage device based on PLC control |
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| CN (1) | CN217715457U (en) |
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2022
- 2022-07-07 CN CN202221756625.7U patent/CN217715457U/en active Active
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