CN214249743U - Hot water supply substation power saving system - Google Patents
Hot water supply substation power saving system Download PDFInfo
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- CN214249743U CN214249743U CN202022355058.1U CN202022355058U CN214249743U CN 214249743 U CN214249743 U CN 214249743U CN 202022355058 U CN202022355058 U CN 202022355058U CN 214249743 U CN214249743 U CN 214249743U
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Abstract
The utility model discloses a hot water supply substation power-saving system, wherein a connecting pipeline is divided into a first connecting pipeline and a second connecting pipeline; the water outlet of the heat pump is connected to the booster pump through a first connecting pipeline, a first electric valve is arranged on the first connecting pipeline, and the first electric valve is used for controlling the connection or disconnection of the first connecting pipeline; the water outlet of the electric boiler is connected to the booster pump through a second connecting pipeline, a second electric valve is installed on the second connecting pipeline and used for controlling the connection or disconnection of the second connecting pipeline, the booster pump is connected with one end of a hot water supply pipeline, and the other end of the hot water supply pipeline is connected to a water using terminal; the PLC control cabinet is respectively connected with the heat pump, the electric boiler, the first electric valve, the second electric valve, the water using terminal and the booster pump in a control mode; the DCS control system is electrically connected with the wireless communication device, and the PLC control cabinet is connected with the wireless communication device.
Description
Technical Field
The utility model relates to a hot water supply technical field especially relates to a hot water supply substation power saving system.
Background
The traditional hot water supply system in a dormitory or a house mainly adopts a centralized heating mode, and the heat source is mainly coal. Nowadays, problems brought by coal heat supply are increasingly highlighted, such as excessive energy consumption, serious air quality pollution and the like, so that people pay more and more attention to the problem of unreasonable energy use.
In the prior art, energy sources such as natural gas, electric energy and a heat pump are gradually adopted to replace heat sources of a traditional hot water supply system, but the modes are necessary to be provided with corresponding pipelines and control systems in a matching way. At present, buildings in most areas are designed by adopting the original hot water supply structure, so that the difficulty in the process of modifying matched facilities is high. The new heat source is adopted for heat supply, relatively high cost is generated in the early operation stage, industrial popularization is difficult to realize, and the heat source cannot be quickly applied to actual life.
In summary, the hot water supply system in the prior art has the disadvantages of unreasonable heat source utilization, high energy consumption, and incapability of meeting the user requirement, and therefore, an energy-saving and efficiency-increasing automatic technology is increasingly needed to research, develop and upgrade the hot water supply system to solve the above problems.
SUMMERY OF THE UTILITY MODEL
To the technical problem that above-mentioned heat source utilization is unreasonable, the energy consumption is high, the utility model provides a hot water supply substation economize on electricity system.
In order to solve the technical problem that the heat source utilizes unreasonably, the energy consumption is high, the utility model discloses a realize through following technical scheme:
a hot water supply substation power saving system comprises an electric boiler (2), a heat pump (1), a hot water supply pipeline, a connecting pipeline, a wireless communication device (11), a DCS control system (12), a PLC control cabinet (7), an electric valve, a booster pump (5) and a water using terminal (6); the electric valve is divided into a first electric valve (3) and a second electric valve (4); the connecting pipeline is divided into a first connecting pipeline (9) and a second connecting pipeline (10); the water outlet of the heat pump (1) is connected to the booster pump (5) through a first connecting pipeline (9), a first electric valve (3) is installed on the first connecting pipeline (9), and the first electric valve (3) is used for controlling connection or disconnection of the first connecting pipeline (9); the water outlet of the electric boiler (2) is connected to a booster pump (5) through a second connecting pipeline (10), a second electric valve (4) is installed on the second connecting pipeline (10), the second electric valve (4) is used for controlling the connection or disconnection of the second connecting pipeline (10), the booster pump (5) is connected with one end of a hot water supply pipeline (8), and the other end of the hot water supply pipeline (8) is connected to a water using terminal (6); the PLC control cabinet is respectively connected with the heat pump (1), the electric boiler (2), the first electric valve (3), the second electric valve (4), the water using terminal (6) and the booster pump (5) in a control mode; the DCS control system (12) is electrically connected with the wireless communication device (11), and the PLC control cabinet (7) is connected with the wireless communication device (11).
Compared with the prior art, the utility model has the advantages of it is following: make a unity through the in service behavior to hydrothermal at ordinary times, set up in DCS control system, when hot water use amount is great, heat pump and electric boiler work, heat pump work when the use amount is less, install wireless communication device and pressure sensors on water terminal, when needs hot water, water terminal connects through wireless communication device with signal of telecommunication send to PLC switch board, PLC switch board control booster pump and motorised valve work, send hot water to required water terminal, booster pump stop work when not needing hot water, reach the effect of economizing on electricity.
More preferably: the volume of the water storage tank of the heat pump is larger than that of the water storage tank of the electric boiler, and the operation of the heat pump and the electric boiler is controlled by the PLC cabinet.
By adopting the technical scheme, when the use frequency is higher, the heat pump and the electric boiler operate simultaneously, sufficient water supply is ensured, and when the use frequency is lower, the heat pump operates to provide hot water for a water supply system.
More preferably: the wireless communication device is a first wireless communication device and a second wireless communication device, the first wireless communication device is electrically connected with the DCS control system, and the second wireless communication device is connected with the control module of the PLC control cabinet.
By adopting the technical scheme, the DCS control system sends a wireless signal through the wireless communication device to control the PLC control cabinet, and the control cabinet controls the electric boiler, the heat pump, the electric valve and the booster pump.
More preferably: the transmission mode of the first wireless communication device and the transmission mode of the second wireless communication device are the transmission mode of the NB-IoT module.
By adopting the technical scheme, the NB-IoT communication module has the advantages of low power consumption, wide coverage, low cost and good control stability.
The method is further optimized as follows: the electric valve is a ball valve.
By adopting the technical scheme, the ball valve has the characteristics of durability, good sealing performance, stable opening and long service life.
Drawings
FIG. 1 is a schematic structural diagram of a hot water supply substation power saving system according to the present embodiment;
reference numerals: 1-a heat pump; 2-an electric boiler; 3-a first electric power saving valve; 4-a second electrically operated valve; 5, a booster pump; 6-water using terminal; 7-a PLC control cabinet; 8-hot water supply line; 9-a first connecting conduit; 10-second connecting pipe. 11-a wireless communication device; 12-DCS control system.
Detailed Description
The present invention will be described in further detail with reference to fig. 1.
A hot water supply substation power-saving system is used for hot water supply and comprises a heat pump 1, an electric boiler 2, a hot water supply pipeline, a connecting pipeline, a wireless communication device 11, a DCS control system 12, a PLC control cabinet 7, an electric valve, a booster pump 5 and a water using terminal 6, wherein the electric pump is connected with the hot water supply pipeline through the connecting pipeline; the electric valve is divided into a first electric valve 3 and a second electric valve 4; the connecting pipeline is divided into a first connecting pipeline 9 and a second connecting pipeline 10; the water outlet of the heat pump 1 is connected to the booster pump 5 through a first connecting pipeline 9, a first electric valve 3 is installed on the first connecting pipeline 9, and the first electric valve 3 is used for controlling connection or disconnection of the first connecting pipeline 9; the water outlet of the electric boiler 2 is connected to a booster pump 5 through a second connecting pipeline 10, a second electric valve 4 is installed on the second connecting pipeline 10, the second electric valve 4 is used for controlling the connection or disconnection of the second connecting pipeline 10, the booster pump 5 is connected with one end of a hot water supply pipeline 8, and the other end of the hot water supply pipeline 8 is connected to a water using terminal 6; the PLC control cabinet 7 is respectively connected with the heat pump 1, the electric boiler 2, the first electric valve 3, the second electric valve 4, the booster pump 5 and the water using terminal 6 in a control mode; the DCS control system 12 is electrically connected to the wireless communication device 11, and the PLC control cabinet 7 is connected to the wireless communication device 11.
Preferably: the volume of the water storage tank of the heat pump (1) is larger than that of the water storage tank of the electric boiler (2), the operation of the heat pump (1) and the electric boiler (2) is controlled by the PLC control cabinet (7), when the use frequency is high, the electric boiler (2) and the heat pump (1) operate simultaneously, sufficient water supply is guaranteed, and when the use frequency is low, the heat pump (1) operates normally to provide hot water for a water supply system.
Preferably: the wireless communication device (11) is a first wireless communication device and a second wireless communication device, the first wireless communication device is electrically connected with the DCS control system (12), the second wireless communication device is connected with a control module of the PLC control cabinet (7), the DCS control system (12) sends a wireless signal to control the PLC control cabinet (7) through the wireless communication device, and the PLC control cabinet (7) controls the electric boiler (2), the electric valve and the booster pump (5).
Preferably: the transmission mode of the first wireless communication device and the second wireless communication device is the transmission mode of the NB-IoT module, and the NB-IoT communication module has the advantages of low power consumption, wide coverage, low cost and good control stability.
Preferably: the electric valve is a ball valve which has the characteristics of durability, good sealing performance, stable opening and long service life.
The method comprises the steps that statistics is carried out on time with large water consumption and time with small water consumption through the use condition of hot water at ordinary times, the running time of an electric boiler and a heat pump is set in a DCS (distributed control system), and a PLC (programmable logic controller) control cabinet sends signals to power switches of electric valves of the electric boiler and the heat pump through a wireless communication module when the electric boiler needs to stop running or start running, so that the electric boiler is controlled; be provided with pressure sensors and wireless communication device on the switch on the water terminal, the power conversion that pressure sensors will receive is the signal of telecommunication when pressing the switch for the first time, wireless communication device signal of telecommunication transmits to the PLC switch board, PLC switch board receives behind the signal through handling with PLC control signal resend to wireless communication device's receiving terminal, the receiving terminal passes PLC control signal for motorised valve and booster pump, motorised valve and booster pump begin work, send water to the water terminal, realize closing booster pump and motorised valve through above-mentioned mode when pressing once more.
Example 1:
in the time period of 7-10 points in the morning, the water consumption is large, and the PLC control cabinet controls the two electric boilers to normally operate to provide hot water for the water using terminal; install pressure sensors on the water terminal, when the user needs hot water, press the water supply switch, pressure sensors on the water supply switch receive pressure, convert pressure-sensitive signal into the signal of telecommunication, the signal of telecommunication sends DCS control system through first wireless communication device, after second wireless communication device received the signal, with signal transmission to DCS control system, DCS control system takes place the executive signal after will handling again to third wireless communication device through second wireless communication device, third communication device carries executive signal to the PLC switch board, the above-mentioned booster pump of PLC switch board control starts work after receiving the signal, provide hot water for the user, when the user presses the water supply switch once more.
In the time period of 10-11 noon, the water consumption is low, and the PLC control cabinet controls the heat pump to stop working and the first electric valve to be closed; the other systems described above work normally. The booster pump receives pressure from a pressure sensor on a water switch, converts a pressure sensing signal into an electric signal, the electric signal is sent to a DCS control system through a first wireless communication device, the second wireless communication device receives the signal and then transmits the signal to the DCS control system, the DCS control system sends a processed execution signal to a third wireless communication device through a second wireless communication device, the third wireless communication device transmits the execution signal to a PLC control cabinet, and the PLC control cabinet controls the booster pump to stop working after receiving the signal;
the present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the present invention.
Claims (5)
1. A hot water supply substation power saving system is characterized in that: the system comprises a heat pump (1), an electric boiler (2), a hot water supply pipeline (8), a connecting pipeline, a wireless communication device (11), a DCS control system (12), a pressure sensor, a PLC control cabinet (7), an electric valve, a booster pump (5) and a water using terminal (6); the electric valve is divided into a first electric valve (3) and a second electric valve (4); the pressure sensor is arranged on the water using terminal (6);
the connecting pipeline is divided into a first connecting pipeline (9) and a second connecting pipeline (10); the water outlet of the heat pump (1) is connected to a booster pump (5) through a first connecting pipeline (9), the first electric valve (3) is installed on the first connecting pipeline (9), and the first electric valve (3) is used for controlling connection or disconnection of the first connecting pipeline (9); the water outlet of the electric boiler (2) is connected to a booster pump (5) through a second connecting pipeline (10), the second electric valve (4) is installed on the second connecting pipeline (10), the second electric valve (4) is used for controlling the connection or disconnection of the second connecting pipeline (10), the booster pump (5) is connected with one end of the hot water supply pipeline (8), and the other end of the hot water supply pipeline (8) is connected to the water using terminal (6); the PLC control cabinet (7) is respectively connected with the heat pump (1), the electric boiler (2), the first electric valve (3), the second electric valve (4), the water using terminal (6) and the booster pump (5) in a control mode; the DCS control system (12) is electrically connected with the wireless communication device (11), and the PLC control cabinet (7) is connected with the wireless communication device (11).
2. The hot water supply substation power saving system according to claim 1, characterized in that: the volume of the water storage tank of the heat pump (1) is larger than that of the water storage tank of the electric boiler (2).
3. The hot water supply substation power saving system according to claim 1, characterized in that: the wireless communication device (11) is a first wireless communication device, a second wireless communication device and a third wireless communication device, the first wireless communication device is connected with the pressure sensor, the second wireless communication device is electrically connected with the DCS control system (12), and the third wireless communication device is connected with the control module of the PLC control cabinet (7).
4. The hot water supply substation power saving system according to claim 3, characterized in that: the transmission modes of the first wireless communication device and the second wireless communication device are NB-IoT module transmission modes.
5. The hot water supply substation power saving system according to claim 1, characterized in that: the electric valve is a ball valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022355058.1U CN214249743U (en) | 2020-10-21 | 2020-10-21 | Hot water supply substation power saving system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022355058.1U CN214249743U (en) | 2020-10-21 | 2020-10-21 | Hot water supply substation power saving system |
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| Publication Number | Publication Date |
|---|---|
| CN214249743U true CN214249743U (en) | 2021-09-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202022355058.1U Active CN214249743U (en) | 2020-10-21 | 2020-10-21 | Hot water supply substation power saving system |
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|---|---|
| CN (1) | CN214249743U (en) |
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2020
- 2020-10-21 CN CN202022355058.1U patent/CN214249743U/en active Active
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