CN213979124U - Automatic adjustable jet pump energy-saving system - Google Patents
Automatic adjustable jet pump energy-saving system Download PDFInfo
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- CN213979124U CN213979124U CN202020896345.0U CN202020896345U CN213979124U CN 213979124 U CN213979124 U CN 213979124U CN 202020896345 U CN202020896345 U CN 202020896345U CN 213979124 U CN213979124 U CN 213979124U
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- temperature sensor
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- jet pump
- heat meter
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Abstract
The utility model relates to an automatic adjustable jet pump energy-saving system, which comprises a PLC automatic control cabinet; the first pressure sensor, the first temperature sensor, the second pressure sensor and the second temperature sensor are sequentially arranged on the heating water supply pipeline; the third temperature sensor, the heat meter and the third pressure sensor are sequentially arranged on the heating water return pipeline; the adjustable jet pump comprises a water inlet, a water return port and a mixed water outlet; the output end of the electric actuator is in transmission connection with an adjusting mechanism of the adjustable jet pump; wherein: the output end of the first pressure sensor, the output end of the first temperature sensor, the output end of the second pressure sensor, the output end of the second temperature sensor, the output end of the third temperature sensor, the output end of the heat meter and the output end of the third pressure sensor are respectively connected with the input end of the PLC automatic control cabinet; the output end of the PLC automatic control cabinet is connected with the input end of the electric actuator.
Description
Technical Field
The utility model relates to an automatic adjustable type jet pump economizer system.
Background
The heating is to supply heat to the building and keep a certain indoor temperature, and is social service for solving the basic life requirement of the heating of residents in northern China in winter.
The energy utilization requirement of the country is more and more strict. The hydraulic imbalance of the existing heating system directly causes uneven cooling and heating of the heating system, and huge energy waste is caused. The method is also the most main problem which still troubles the heat supply industry till now, and the waste of heat energy caused by the method is generally 5-20 percent, and the waste of heat energy is up to 30 percent in some cases; the waste of electric power caused by the method is generally 30-50%, and some electric power is as high as more than 60%.
Therefore, how to solve the problem of uneven cooling and heating of the heating system caused by hydraulic imbalance is an urgent need.
In order to solve the problem of hydraulic imbalance, in recent years, a series of balance devices such as a self-operated flow balance valve, a self-operated differential pressure balance valve, a static balance valve and a regulating valve are applied to a heating system, but the effect is not ideal, and the energy cannot be effectively utilized.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model discloses make the improvement to the problem that above-mentioned prior art exists, promptly the utility model discloses an automatic adjustable type jet pump economizer system.
The technical scheme is as follows: an automatically adjustable jet pump energy conservation system comprising:
a PLC automatic control cabinet;
the first pressure sensor, the first temperature sensor, the second pressure sensor and the second temperature sensor are sequentially arranged on the heating water supply pipeline;
the third temperature sensor, the heat meter and the third pressure sensor are sequentially arranged on the heating water return pipeline;
the adjustable injection pump comprises a water inlet, a water return port and a mixed water outlet, the water inlet of the adjustable injection pump is connected with a heating water supply pipeline connected with a first temperature sensor and a second pressure sensor, the water return port of the adjustable injection pump is connected with a heating water return pipeline connected with a heat meter and a third pressure sensor, and the mixed water outlet of the adjustable injection pump is connected with the heating water supply pipeline connected with the first temperature sensor and the second pressure sensor;
the output end of the electric actuator is in transmission connection with the adjusting mechanism of the adjustable injection pump and is used for controlling the proportion of heating water supply and heating backwater entering the adjustable injection pump;
wherein: the output end of the first pressure sensor, the output end of the first temperature sensor, the output end of the second pressure sensor, the output end of the second temperature sensor, the output end of the third temperature sensor, the output end of the heat meter and the output end of the third pressure sensor are respectively connected with the input end of the PLC automatic control cabinet;
the output end of the PLC automatic control cabinet is connected with the input end of the electric actuator;
the heat meter is used for detecting the water temperature of a heating water supply pipeline between the second pressure sensor and the second temperature sensor;
the heat meter is used for detecting the water temperature of a heating water return pipeline between the third temperature sensor and the heat meter;
the heat meter is also used to detect the flow through the heat meter.
Further, the model of the first pressure sensor is SIN-P300.
Further, the model of the second pressure sensor is SIN-P300.
Further, the model of the third pressure sensor is SIN-P300.
Further, the first temperature sensor is model CWDZ 11.
Further, the second temperature sensor is model CWDZ 11.
Further, the third temperature sensor is model CWDZ 11.
Furthermore, a programmable logic controller is arranged in the PLC automatic control cabinet, and the model of the programmable logic controller is BX 9000.
The utility model discloses an automatic adjustable type jet pump economizer system has following beneficial effect:
1. and automatically controlling the input flow and the output flow of the adjustable jet pump according to the collected temperature and pressure so as to adapt to the actual requirement.
2. The flow of the courtyard pipe network is reduced, energy loss on equipment in the heating power station and the courtyard pipeline is saved, and the effects of hydraulic balance and energy saving are achieved.
Drawings
Fig. 1 is the utility model discloses an automatic adjustable type jet pump economizer system's schematic structure, wherein:
11-first pressure sensor
12-second pressure sensor
13-third pressure sensor
21-first temperature sensor
22-second temperature sensor
23-third temperature sensor
3-electric actuator
4-adjustable jet pump
5-heat meter
6-PLC automatic control cabinet
The specific implementation mode is as follows:
the following describes the embodiments of the present invention in detail.
As shown in fig. 1, an energy saving system for an automatically adjustable jet pump includes:
a PLC automatic control cabinet 6;
the first pressure sensor 11, the first temperature sensor 21, the second pressure sensor 12 and the second temperature sensor 22 are sequentially arranged on a heating water supply pipeline;
a third temperature sensor 23, a heat meter (i.e. a heat meter) 5 and a third pressure sensor 13 which are sequentially arranged on the heating water return pipeline;
the adjustable injection pump 4 comprises a water inlet, a water return port and a mixed water outlet, the water inlet of the adjustable injection pump 4 is connected with a heating water supply pipeline connected with the first temperature sensor 21 and the second pressure sensor 12, the water return port of the adjustable injection pump 4 is connected with a heating water return pipeline connected with the heat meter 5 and the third pressure sensor 13, and the mixed water outlet of the adjustable injection pump 4 is connected with a heating water supply pipeline connected with the first temperature sensor 21 and the second pressure sensor 12;
the output end of the electric actuator 3 is in transmission connection with the adjusting mechanism of the adjustable injection pump 4 and is used for controlling the proportion of heating water supply and heating backwater entering the adjustable injection pump 4;
wherein: the output end of the first pressure sensor 11, the output end of the first temperature sensor 21, the output end of the second pressure sensor 12, the output end of the second temperature sensor 22, the output end of the third temperature sensor 23, the output end of the heat meter 5 and the output end of the third pressure sensor 13 are respectively connected with the input end of the PLC automatic control cabinet 6;
the output end of the PLC automatic control cabinet 6 is connected with the input end of the electric actuator 3;
the heat meter 5 is used for detecting the water temperature of the heating water supply pipeline between the second pressure sensor 12 and the second temperature sensor 22;
the heat meter 5 is used for detecting the water temperature of a heating water return pipeline between the third temperature sensor 23 and the heat meter 5;
the heat meter 5 is also used to detect the flow through the heat meter 5.
Further, the model of the first pressure sensor 11 is SIN-P300.
Further, the model of the second pressure sensor 12 is SIN-P300.
Further, the model of the third pressure sensor 13 is SIN-P300.
Further, the first temperature sensor 21 has a model number CWDZ 11.
Further, the second temperature sensor 22 is of model CWDZ 11.
Further, the third temperature sensor 23 is of model CWDZ 11.
Further, a programmable logic controller is arranged in the PLC automatic control cabinet 6, and the type of the programmable logic controller is BX 9000.
The temperature range of the working environment of the adjustable jet pump 4 is as follows: -30 ℃ to +150 ℃, relative humidity: less than or equal to 95 percent.
When the adjustable jet pump works, the first/second/third temperature sensor and the first/second/third pressure sensor acquire the pressure and the temperature of the front part and the rear part of the adjustable jet pump 4 in real time;
the heat meter 5 collects the flow and heat entering the adjustable jet pump 4;
the PLC automatic control cabinet 6 carries out analog calculation on the acquired data and converts the data into output signals to the electric actuator 3 of the adjustable injection pump 4 so as to control the input flow and the output flow of the adjustable injection pump 4.
The automatic adjustable jet pump energy-saving system is arranged at each unit or each building heat power inlet. The water inlet of the adjustable injection pump 4 is connected with heating water supply, the water return port of the adjustable injection pump 4 is connected with heating water return, the mixed water outlet of the adjustable injection pump 4 is connected with heating water supply, the electric actuator 3 is arranged at the adjusting mechanism of the adjustable injection pump 4, the heat meter 5 is arranged on a heating water return pipeline, a first/second/third pressure transmitter 11/12/13 and a first/second/third temperature transmitter 21/22/23 are arranged on the heating water return pipeline and on the front and rear heating water supply pipelines of the adjustable injection pump 4, the signals of the first/second/third pressure transmitter 11/12/13, the first/second/third temperature transmitter 21/22/23 and the heat meter 5 are transmitted to the PLC automatic control cabinet 6 through signal lines, the PLC automatic control cabinet 6 transmits adjusting signals to the electric actuator 3 through the signal lines after calculation, the opening degree of the adjustable injection 4 is adjusted to reach the working condition required by the user.
The embodiments of the present invention have been described in detail. However, the present invention is not limited to the above-described embodiments, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by a person of ordinary skill in the art.
Claims (8)
1. An automatically adjustable jet pump energy conservation system, comprising:
a PLC automatic control cabinet;
the first pressure sensor, the first temperature sensor, the second pressure sensor and the second temperature sensor are sequentially arranged on the heating water supply pipeline;
the third temperature sensor, the heat meter and the third pressure sensor are sequentially arranged on the heating water return pipeline;
the adjustable injection pump comprises a water inlet, a water return port and a mixed water outlet, the water inlet of the adjustable injection pump is connected with a heating water supply pipeline connected with a first temperature sensor and a second pressure sensor, the water return port of the adjustable injection pump is connected with a heating water return pipeline connected with a heat meter and a third pressure sensor, and the mixed water outlet of the adjustable injection pump is connected with the heating water supply pipeline connected with the first temperature sensor and the second pressure sensor;
the output end of the electric actuator is in transmission connection with the adjusting mechanism of the adjustable injection pump and is used for controlling the proportion of heating water supply and heating backwater entering the adjustable injection pump;
wherein: the output end of the first pressure sensor, the output end of the first temperature sensor, the output end of the second pressure sensor, the output end of the second temperature sensor, the output end of the third temperature sensor, the output end of the heat meter and the output end of the third pressure sensor are respectively connected with the input end of the PLC automatic control cabinet;
the output end of the PLC automatic control cabinet is connected with the input end of the electric actuator;
the heat meter is used for detecting the water temperature of a heating water supply pipeline between the second pressure sensor and the second temperature sensor;
the heat meter is used for detecting the water temperature of a heating water return pipeline between the third temperature sensor and the heat meter;
the heat meter is also used to detect the flow through the heat meter.
2. The automatically adjustable jet pump energy conservation system of claim 1, wherein the first pressure sensor is of the type SIN-P300.
3. The automatically adjustable jet pump energy conservation system of claim 1, wherein the second pressure sensor is of the type SIN-P300.
4. The automatically adjustable jet pump energy conservation system of claim 1, wherein the third pressure sensor is of the type SIN-P300.
5. The automatically adjustable jet pump energy conservation system of claim 1, wherein the first temperature sensor is of the type CWDZ 11.
6. The automatically adjustable jet pump energy conservation system of claim 1, wherein the second temperature sensor is of the type CWDZ 11.
7. The automatically adjustable jet pump energy conservation system of claim 1, wherein the third temperature sensor is of the type CWDZ 11.
8. The automatic adjustable jet pump energy-saving system as claimed in claim 1, wherein a programmable logic controller is arranged in the PLC automatic control cabinet, and the type of the programmable logic controller is BX 9000.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020896345.0U CN213979124U (en) | 2020-05-22 | 2020-05-22 | Automatic adjustable jet pump energy-saving system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020896345.0U CN213979124U (en) | 2020-05-22 | 2020-05-22 | Automatic adjustable jet pump energy-saving system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213979124U true CN213979124U (en) | 2021-08-17 |
Family
ID=77237081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020896345.0U Active CN213979124U (en) | 2020-05-22 | 2020-05-22 | Automatic adjustable jet pump energy-saving system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213979124U (en) |
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2020
- 2020-05-22 CN CN202020896345.0U patent/CN213979124U/en active Active
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